Alright, let's work through 4338 times 2390 step by step
4338 × 2390 = 2390 × (4338)
+ 2390 × 8 that results in 19120
+ 2390 × 30 that is equal 71700
+ 2390 × 300 that is equal 717000
+ 2390 × 4000 yielding 9560000

= 10367820
