Finding the Third Proportional to 111,469,810 and 233,103,426

Step by Step Solution

1. Step 1: Write the proportion equation
   111,469,810 : 233,103,426 = 233,103,426 : x
2. Step 2: Convert to fraction form
   111,469,810/233,103,426 = 233,103,426/x
3. Step 3: Cross multiply
   111,469,810x = 233,103,426 × 233,103,426
4. Step 4: Simplify right side
   111,469,810x = 54,337,207,212,937,472
5. Step 5: Solve for x
   x = 54,337,207,212,937,472/111,469,810
6. Step 6: Final answer
   x = 487,461,198.80