Alright, let's work through 7991 times 8892 step by step
7991 × 8892 = 8892 × (7991)
+ 8892 × 1 that results in 8892
+ 8892 × 90 yielding 800280
+ 8892 × 900 that results in 8002800
+ 8892 × 7000 which equals 62244000

= 71055972
