Alright, let's work through 3723 times 1839 step by step
3723 × 1839 = 1839 × (3723)
+ 1839 × 3 what gives us 5517
+ 1839 × 20 resulting in 36780
+ 1839 × 700 which equals 1287300
+ 1839 × 3000 yielding 5517000

= 6846597
