Yes, it's possible. To see how to do this and a wide range of other calculations in Word, check out my Word Field Maths Tutorial,
at: http://www.wopr.com/index.php?showtopic=365442
or http://www.gmayor.com/downloads.htm#Third_party
In particular, look at the items titled 'Reference Table Cells From Outside The Table' and 'Referencing Row And Column Totals From
Outside A Table'
