Alright, let's work through 9187 times 8491 step by step
9187 × 8491 = 8491 × (9187)
+ 8491 × 7 giving us 59437
+ 8491 × 80 resulting in 679280
+ 8491 × 100 which equals 849100
+ 8491 × 9000 that equals 76419000

= 78006817
