Thermal Rising, Incorporated, makes paragliders for sale through specialty sporting goods stores. The company has a standard paraglider model, but also makes custom-designed paragliders. Management has designed an activity-based costing system with the following activity cost pools and activity rates: Activity Cost Pool Supporting direct labor Order processing Custom design processing Customer service Activity Rate $ 18 per direct labor-hour $198 per order $ 268 per custom design $ 432 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: Number of gliders Number of orders Number of custom designs Direct labor-hours per glider Selling price per glider Direct materials cost per glider The company's direct labor rate is $16 per hour. Required: Standard Model Custom Design 13 3 1 3 3 34.00 $ 2,460 $ 584 28.50 $ 1,875 $ 448 Using the company's activity-based costing system, compute the customer margin of Big Sky Outfitters. (Round your intermediate calculations and final answer to the nearest whole dollar amount. Loss amounts should be entered with a minus sign.) Answer is complete but not entirely correct. Customer margin $ 3,641