Finding the Third Proportional to 124,805.25 and 269,293.50

Step by Step Solution

1. Step 1: Write the proportion equation
   124,805.25 : 269,293.50 = 269,293.50 : x
2. Step 2: Convert to fraction form
   124,805.25/269,293.50 = 269,293.50/x
3. Step 3: Cross multiply
   124,805.25x = 269,293.50 × 269,293.50
4. Step 4: Simplify right side
   124,805.25x = 72,518,989,142.25
5. Step 5: Solve for x
   x = 72,518,989,142.25/124,805.25
6. Step 6: Final answer
   x = 581,057.20