Alright, let's work through 2115 times 1846 step by step
2115 × 1846 = 1846 × (2115)
+ 1846 × 5 what gives us 9230
+ 1846 × 10 that results in 18460
+ 1846 × 100 giving us 184600
+ 1846 × 2000 what gives us 3692000

= 3904290
