Calculation not appearing where should - see screen print

The field value is providing the calculation where it should, please see screen print

I doubt that it sis possible to do the way, you are trying to achieve. But there are various workarounds that you can select from :

You can post the data after submission by following the instructions 

Pass field data to another field : https://www.jotform.com/help/286-How-to-Pass-Field-Value-to-Another-Field

Or You can Post data to external page by following instructions at 

https://www.jotform.com/help/213-Send-Submission-Data-via-Post-Method-and-Thank-You-Settings

Hope this helps.