Alright, let's work through 3120 times 2470 step by step
3120 × 2470 = 2470 × (3120)
+ 2470 × 0 that is equal 0
+ 2470 × 20 that equals 49400
+ 2470 × 100 that results in 247000
+ 2470 × 3000 resulting in 7410000

= 7706400
