Alright, let's work through 9060 times 2391 step by step
9060 × 2391 = 2391 × (9060)
+ 2391 × 0 resulting in 0
+ 2391 × 60 what gives us 143460
+ 2391 × 000 that results in 0
+ 2391 × 9000 that equals 21519000

= 21662460
