How to set your account's default currency when creating proposals
The account owner can set a default currency, which is the currency automatically used on all new proposals. You can set your account default format so that every proposal created uses this setting.
This can be set by going to Settings > Currency
This is where the default currency and currency format can be set.
You can also override the currency formatting on a document-by-document basis. Expand the dropdown under Currency and select the currency you would like to choose: