Let me help you handle the unrealized exchange gains or losses on the reporting date correctly.
If you haven't figured out what QuickBooks report to run for unrealized gains or losses details, we can run a few reports to get this information. Here are the report lists:
Profit and Loss report
Balance sheet
Customer Balance Detail report
Supplier Balance Detail report
Statement of Cash Flows
The reports will show the home currency value based on the exchange rates you used at the time of each transaction. To ensure you can view the data, modify the report based on the revaluation date.
I've collected a few articles about managing currencies and adjustments in QB: