No problem, we've got 7528 and 1158 to multiply
7528 × 1158 = 1158 × (7528)
+ 1158 × 8 that is equal 9264
+ 1158 × 20 giving us 23160
+ 1158 × 500 resulting in 579000
+ 1158 × 7000 yielding 8106000

= 8717424
