Wingate Company, a wholesale distributor of electronic equipment, has been experiencing losses for some time, as shown by its most recent monthly contribution format income statement: Sales Variable expenses Contribution margin Fixed expenses Net operating income (loss) $ 1,560,000 685,900 874,100 962,00 $ (87,900) In an effort to resolve the problem, the company would like to prepare an income statement segmented by division. Accordingly, the Accounting Department has developed the following information: Division entra $380,000 $670,000 $510,000 ast West Sales Variable expenses as a percentage of sales Traceable fixed expenses sa% 39% 46% $255,000 329,000 $198,800 Required 1. Prepare a contribution format income statement segmented by divisions. 2-a. The Marketing Department has proposed increasing the West Division's monthly advertising by $22,000 based on the belief that it would increase that division's sales by 15%. Assuming these estimates are accurate, how much would the company's net operating income increase (decrease) if the proposal is implemented