Finding the Third Proportional to 111,469,842 and 233,103,490.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,469,842 : 233,103,490.50 = 233,103,490.50 : x
2. Step 2: Convert to fraction form
   111,469,842/233,103,490.50 = 233,103,490.50/x
3. Step 3: Cross multiply
   111,469,842x = 233,103,490.50 × 233,103,490.50
4. Step 4: Simplify right side
   111,469,842x = 54,337,237,283,283,592
5. Step 5: Solve for x
   x = 54,337,237,283,283,592/111,469,842
6. Step 6: Final answer
   x = 487,461,328.63