Alright, let's work through 5454 times 2031 step by step
5454 × 2031 = 2031 × (5454)
+ 2031 × 4 that is equal 8124
+ 2031 × 50 that results in 101550
+ 2031 × 400 producing 812400
+ 2031 × 5000 what gives us 10155000

= 11077074
