Alright, let's work through 3704 times 840 step by step
3704 × 840 = 840 × (3704)
+ 840 × 4 that results in 3360
+ 840 × 00 resulting in 0
+ 840 × 700 which equals 588000
+ 840 × 3000 resulting in 2520000

= 3111360
