Finding the Third Proportional to 3,881,898 and 8,165,373

Step by Step Solution

1. Step 1: Write the proportion equation
   3,881,898 : 8,165,373 = 8,165,373 : x
2. Step 2: Convert to fraction form
   3,881,898/8,165,373 = 8,165,373/x
3. Step 3: Cross multiply
   3,881,898x = 8,165,373 × 8,165,373
4. Step 4: Simplify right side
   3,881,898x = 66,673,316,229,129
5. Step 5: Solve for x
   x = 66,673,316,229,129/3,881,898
6. Step 6: Final answer
   x = 17,175,442.59