Alright, let's work through 5091 times 5360 step by step
5091 × 5360 = 5360 × (5091)
+ 5360 × 1 giving us 5360
+ 5360 × 90 producing 482400
+ 5360 × 000 producing 0
+ 5360 × 5000 producing 26800000

= 27287760
