Finding the Third Proportional to 14,400,909 and 31,491,801

Step by Step Solution

1. Step 1: Write the proportion equation
   14,400,909 : 31,491,801 = 31,491,801 : x
2. Step 2: Convert to fraction form
   14,400,909/31,491,801 = 31,491,801/x
3. Step 3: Cross multiply
   14,400,909x = 31,491,801 × 31,491,801
4. Step 4: Simplify right side
   14,400,909x = 991,733,530,223,601
5. Step 5: Solve for x
   x = 991,733,530,223,601/14,400,909
6. Step 6: Final answer
   x = 68,866,036.87