Finding the Third Proportional to 3,854,874 and 8,222,736

Step by Step Solution

1. Step 1: Write the proportion equation
   3,854,874 : 8,222,736 = 8,222,736 : x
2. Step 2: Convert to fraction form
   3,854,874/8,222,736 = 8,222,736/x
3. Step 3: Cross multiply
   3,854,874x = 8,222,736 × 8,222,736
4. Step 4: Simplify right side
   3,854,874x = 67,613,387,325,696
5. Step 5: Solve for x
   x = 67,613,387,325,696/3,854,874
6. Step 6: Final answer
   x = 17,539,713.96