Finding the Third Proportional to 111,469,912 and 233,103,623

Step by Step Solution

1. Step 1: Write the proportion equation
   111,469,912 : 233,103,623 = 233,103,623 : x
2. Step 2: Convert to fraction form
   111,469,912/233,103,623 = 233,103,623/x
3. Step 3: Cross multiply
   111,469,912x = 233,103,623 × 233,103,623
4. Step 4: Simplify right side
   111,469,912x = 54,337,299,055,726,128
5. Step 5: Solve for x
   x = 54,337,299,055,726,128/111,469,912
6. Step 6: Final answer
   x = 487,461,576.68