Alright, let's work through 3879 times 2672 step by step
3879 × 2672 = 2672 × (3879)
+ 2672 × 9 yielding 24048
+ 2672 × 70 which equals 187040
+ 2672 × 800 which equals 2137600
+ 2672 × 3000 yielding 8016000

= 10364688
