Alright, let's work through 9120 times 3663 step by step
9120 × 3663 = 3663 × (9120)
+ 3663 × 0 giving us 0
+ 3663 × 20 that is equal 73260
+ 3663 × 100 producing 366300
+ 3663 × 9000 that results in 32967000

= 33406560
