A piece of new equipment has been proposed by engineers to increase the productivity of a certain manual welding operation. The investment cost is $23933 and the equipment will have a market value of $5006 at the end of a study period of five years. Increased productivity attributable to the equipment will amount to $9740 per year after extra operating costs have been subtracted from the revenue generated by the additional production. If the firm's MARR is 20% per year.What is the Present Worth (PW) for this proposal