Alright, let's work through 4890 times 3818 step by step
4890 × 3818 = 3818 × (4890)
+ 3818 × 0 producing 0
+ 3818 × 90 that results in 343620
+ 3818 × 800 which equals 3054400
+ 3818 × 4000 giving us 15272000

= 18670020
