Alright, let's work through 7791 times 9012 step by step
7791 × 9012 = 9012 × (7791)
+ 9012 × 1 that is equal 9012
+ 9012 × 90 resulting in 811080
+ 9012 × 700 that results in 6308400
+ 9012 × 7000 resulting in 63084000

= 70212492
