Alright, let's work through 1131 times 5540 step by step
1131 × 5540 = 5540 × (1131)
+ 5540 × 1 which equals 5540
+ 5540 × 30 producing 166200
+ 5540 × 100 that is equal 554000
+ 5540 × 1000 yielding 5540000

= 6265740
