A fruit company recently released a new applesauce. By the end of its first year, profits on this product amounted to $ 29 comma 600. The anticipated profit for the end of the fourth year is $ 66 comma 800. After the first year, the ratio of change in time to change in profit is constant. Let x be years and P be profit in dollars. a. Write a linear function P(x) that expresses profit as a function of time. P(x)equals 12,400 x plus 17,200 (Use integers or fractions for any numbers in the equation. Do not include the $ symbol in your answer.) b. Use this function to predict the company's profit at the end of the ninth year. P(9)equals$ 128,800 c. Profit should reach $178 comma 400 at the end of year