A record club has found that the marginal profit, P'(x), in cents, is given by P'(x) = - 0.0008x + 0.37x2+ 62.6x for x 5 400, where x is the number of members currently enrolled in the club 34.000 P' (x) = - 0.0008x3+0.37%2+626x Approximate the total profit when 240 members are enrolled by computing the sum _ P' (x ) Ax with Ax = 40. 27 200- 1=1 20,400- Marginal profit (in cents) 13,600- 6,800- 100 200 300 400 Number of members The total profit when 240 members are enrolled is approximately $ (Round to the nearest cent as needed.)