Alright, let's work through 8913 times 9040 step by step
8913 × 9040 = 9040 × (8913)
+ 9040 × 3 that equals 27120
+ 9040 × 10 resulting in 90400
+ 9040 × 900 that results in 8136000
+ 9040 × 8000 producing 72320000

= 80573520
