Finding the Third Proportional to 57,505.50 and 124,245

Step by Step Solution

1. Step 1: Write the proportion equation
   57,505.50 : 124,245 = 124,245 : x
2. Step 2: Convert to fraction form
   57,505.50/124,245 = 124,245/x
3. Step 3: Cross multiply
   57,505.50x = 124,245 × 124,245
4. Step 4: Simplify right side
   57,505.50x = 15,436,820,025
5. Step 5: Solve for x
   x = 15,436,820,025/57,505.50
6. Step 6: Final answer
   x = 268,440.76