Alright, let's work through 6499 times 679 step by step
6499 × 679 = 679 × (6499)
+ 679 × 9 yielding 6111
+ 679 × 90 that is equal 61110
+ 679 × 400 which equals 271600
+ 679 × 6000 that equals 4074000

= 4412821
