Penegar, Inc., manufactures and sells two products: Product X7 and Product S4. Data concerning the expected production of each product and the expected total direct labor-hours (DLHs) required to produce that output appear below: The direct labor rate is $21.60 per DLH. The direct materials cost per unit for each product is given below: The company is considering adopting an activity-based costing system with the following activity cost pools, activity measures, and expected activity: The overhead applied to each unit of Product $4 under activity-based costing is closest to: $627.96 per unit $837.27 per unit $1,007.68 per unit $472.29 per unit