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Celestial Products, Inc., has decided to introduce a new product, which can be manufactured by either a computer$-$

assisted manufacturing system or a labor$-$intensive production system. The manufacturing method will not affect the

quality of the product. The estimated manufacturing costs by the two methods are as follows:

$*$These costs are directly traceable to the new product line. They would not be incurred if the new product were not

produced.

The company's marketing research department has recommended an introductory unit sales price of $$75\mathrm{.}00.$ Selling

expenses are estimated to be $$900,000$ annually plus $$4\mathrm{.}50$ for each unit sold. $($Ignore income taxes.$)$

Determine the annual unit sales volume at which the firm would be indifferent between the two manufacturing methods. $($Do not

round intermediate calculations. Round your final answer to the nearest whole number.$)$