Brief Exercise 20-6 At December 31, 2017, Concord Corporation had a projected benefit obligation of $528,500, plan assets of $325,500, and prior service cost of $121,500 in accumulated other comprehensive income. Determine the pension asset liability at December 31, 2017Enter liability using either a negative sign preceding the number eg or parentheses e.g. (45).) 45 Pension asset/liability at December 31, 2017 s Click if you would like to Show Work for this question: Open Show Work