Finding the Third Proportional to 111,469,815 and 233,103,433.50

Step by Step Solution

1. Step 1: Write the proportion equation
   111,469,815 : 233,103,433.50 = 233,103,433.50 : x
2. Step 2: Convert to fraction form
   111,469,815/233,103,433.50 = 233,103,433.50/x
3. Step 3: Cross multiply
   111,469,815x = 233,103,433.50 × 233,103,433.50
4. Step 4: Simplify right side
   111,469,815x = 54,337,210,709,488,920
5. Step 5: Solve for x
   x = 54,337,210,709,488,920/111,469,815
6. Step 6: Final answer
   x = 487,461,208.31