No problem, we've got 3616 and 678 to multiply
3616 × 678 = 678 × (3616)
+ 678 × 6 yielding 4068
+ 678 × 10 which equals 6780
+ 678 × 600 what gives us 406800
+ 678 × 3000 which equals 2034000

= 2451648
