Need help with calculating the total of a matrix field selection.

Dear Developer, i need to find an axample of form calculation for money Eur and USD. For example like this:https://eu.jotform.com/build/82752707278365 but in the field cost i need Eur or USD (or other kind of valute), after in the cost total i need the total live of the cost that I have insert in the grid... I think very easy for you but i don't find any kind of form in template... Can you help me?? thanks so much. I need for give to person the possibility of calculate the cost easy and sign and send to the administration office. thanks for your help

best regards

stefano

Sorry, but I'm not able to locate the sample form. Do you just want to add a Euro or USD symbol beside the total? 

ex.

Here's a sample form https://form.jotform.com/82765927189980. If this is not what you are trying to do, please provide us with more details.

Looking forward for your response.