Alright, let's work through 1991 times 9022 step by step
1991 × 9022 = 9022 × (1991)
+ 9022 × 1 what gives us 9022
+ 9022 × 90 resulting in 811980
+ 9022 × 900 what gives us 8119800
+ 9022 × 1000 that is equal 9022000

= 17962802
