Exercise 20-4 The following facts apply to the pension plan of Riverbed Inc. for the year 2017. Plan assets, January 1, 2017 Projected benefit obligation, January 1, 2017 Settlement rate Service cost Contributions (funding) Actual and expected return on plan assets Benefits paid to retirees $498,700 498,700 8% 42,100 22,800 45,500 34,500 Using the preceding data, compute pension expense for the year 2017. As part of your solution, prepare a pension worksheet that shows the journal entry for pension expense for 2017 and the year-end baances in the related pension accounts. (Enter all amounts as positive.)