i did the problem but it was incorrect and my numbers are probably wrong, can someone solve and let me know the method to set up this type of problem

Samson Industries manufactures wooden backyard playground equipment. Samson estimated $1,845,000 of manufacturing overhead and $2,120,000 of direct labor cost for the year. After the year was over the accounting records indicated that the company had actually incurred $1,640,000 of manufacturing overhead and $2,600,000 of direct labor cost 1. Calculate Samson's predetermined manufacturing overhead rate, assuming that the company uses direct labor cost as an allocation base 2. How much manufacturing overhead would have been allocated to manufacturing jobs during the year? 3. At year-end, was manufacturing overhead overallocated or underallocated? By how much? 1. Calculate Samson's predetermined manufacturing overhead rate, assuming that the company uses direct labor cost as an allocation base. (Round the percentage to the nearest hundredth percent, XXX) Predetermined manufacturing Estimated manufacturing overhead costs - overhead rate 3965000 4240000 107 34