Alright, let's work through 4045 times 2861 step by step
4045 × 2861 = 2861 × (4045)
+ 2861 × 5 what gives us 14305
+ 2861 × 40 what gives us 114440
+ 2861 × 000 producing 0
+ 2861 × 4000 producing 11444000

= 11572745
