Symbolize highest value of three fields

Discussion created by audiocontr on Apr 9, 2014
Latest reply on Apr 14, 2014 by geraldine.eggermontesribelux-esridist

I have voting data broken down by county which states the total number of votes for Dem, Rep and Ind, as separate fields. I'd like to identify which of the three is the highest value and symbolize accordingly. Any suggestions on a strategy?