1) Goto MIRO
2) Enter Invoice Date , Reference, Text and other details. Further, it is necessary change the currency to USD or any other foreign currency in which PO is prepared.
3) Go to Details tab page & enter the exchange rate that is required. If there is any warning, press enter and go ahead. Note: Exchange rate should be entered before entering PO Number.
4) Enter the PO Number, press enter and other steps as usual.