I don't know how to calculate #8? how to proof? All work in red is answers that I have calculated.

Citrus company buys a variety ofcitrus uit om growers and then processes the uit into a product line offresh fruit, juices, and fruit avorings. Current cost siruciure: Current annual sales revenue $2,500,000 Current Variable costs 32% of Sales $ 800,000.00 Current Fixed costs totaled $400,000 Required: Answer the following questions below the question and use cell references to make your computations. 1. What is the current contribution margin ratio? $1,700,000 68% 2. What is the current breakeven point in sales dollars? $588,235.29 3. Determine the margin of safety in sales dollars. $1,911,?64.?1 76% 4. Prepare a Contribution margin income statement for the current sales. Sales $2,500,000 Less Variable costs $ [800,000.00l Contribution margin $ 1,?00,000.00 Less Fixed costs $400,000! Prot $1,300,000.00 5. Compute the degree of operating leverage. 1.31 E. If sales can increase by: 12% ofcurrent sales level What would be the percentage increase in prot? 15.69% ?. Prepare a Contribution Margin income statement if sales increase 12% above current sales level. Sales $2,800,000 Less Variable costs $ [800,000.00l Contribution margin $2,000,000 Less Fixed costs $400,000! Prot $1,600,000 8. Proof the change in prot ifthere is an increase of 12% of sales revenue compared to the original prot. Your answer should agree with the answer in #6 and this proong should calculate the change in prot om #7 and 4 divided by the prot of#4