Finding the Third Proportional to 113,272.31 and 243,901.69

Step by Step Solution

1. Step 1: Write the proportion equation
   113,272.31 : 243,901.69 = 243,901.69 : x
2. Step 2: Convert to fraction form
   113,272.31/243,901.69 = 243,901.69/x
3. Step 3: Cross multiply
   113,272.31x = 243,901.69 × 243,901.69
4. Step 4: Simplify right side
   113,272.31x = 59,488,033,165.35
5. Step 5: Solve for x
   x = 59,488,033,165.35/113,272.31
6. Step 6: Final answer
   x = 525,177.18