Alright, let's work through 6804 times 4210 step by step
6804 × 4210 = 4210 × (6804)
+ 4210 × 4 that equals 16840
+ 4210 × 00 that equals 0
+ 4210 × 800 giving us 3368000
+ 4210 × 6000 producing 25260000

= 28644840
