Could you please attach sample data as twbx format.
Now you need to add two table calculations on your measure. First apply running total and then add secondary table calculation with percent of total table calculation. Apply addressing data partitioning as per your requirement. For more detail follow this link
Hope this will help.
Kindly attach packaged workbook in .twbx format. While saving your workbook you'll get this option or go to file menu tab of your workbook and export as packaged workbook.
You Should send .twbx