The European Central Bank laid out the rules and the regulations insisted that conversion between euro participating currencies was carried out via the euro.  A set of exchange rates between each euro participating currency and the euro were calculated and these rates were fixed as at the 1st January 2000

When using the Triangulation model the transaction currency is converted to the pivot currency and then from the pivot currency to the base currency.

The Key field and their selections are listed below along with the relevant tabs inside the Business unit Setup form:

Pivot Currency (General)	Second Base currency value.
Base Currency Name (Value 1)	Enter the name of the base currency.
Base Currency (Value 1)	Enter the base currency code.
Base Currency Post Rule (Value 1)	Select Calculated if Not entered from the drop down list.
Base Currency Amount balancing (Value 1)	Select Automatic from the drop down list.
Other Currency Name (Value 2)	Enter Transaction Currency – as Value 2 is a multi-code value the individual currencies will be entered at the Ledger entry or Import stage.
Other Currency Post Rule (Value 2)	Select Calculated if Not Entered from the drop down list.
Other Currency Amount Balancing (Value 2)	Select Manual from the drop down list.
Value 3 Currency Name	Enter the name of the currency, for example euro
Value 3 Currency Code	Enter the currency code.
Value 3 Currency Post rule	Select either Always Calculated.
Value 3 Currency Type	Select Second Base Currency from the drop down list.
Value 3 Cur Amount Balancing	Select Automatic from the drop down list.