Thermal Rising, Inc., makes paragliders for sale through specialty sporting goods stores. The company has a standard parag activity-based costing system with the following activity cost pools and activity rates lider model, but also makes custom-designed paragliders. Management has designed an Activity Cost Pool Supporting direct labor Order processing Custom designing processing Customer service Activity Rate S 18 per direct labor-hour $ 198 per order S 258 per custom design S 428 per customer Management would like an analysis of the profitability of a particular customer, Big Sky Outfitters, which has ordered the following products over the last 12 months Standard Custom Model Design Number of gliders Number of orders Number of custom designs Direct labor-hours per glider Selling price per glider Direct materials cost per glider 10 30.50 31.00 $1,675 $2,300 $ 444 $ 572 The company's direct labor rate is $18 per hour Required Using the company's activity-based costing system, compute the customer margin of Big Sky Outfitters (Do not round intermediate calculations.) Customer margin