Finding the Third Proportional to 57,730.50 and 126,045

Step by Step Solution

1. Step 1: Write the proportion equation
   57,730.50 : 126,045 = 126,045 : x
2. Step 2: Convert to fraction form
   57,730.50/126,045 = 126,045/x
3. Step 3: Cross multiply
   57,730.50x = 126,045 × 126,045
4. Step 4: Simplify right side
   57,730.50x = 15,887,342,025
5. Step 5: Solve for x
   x = 15,887,342,025/57,730.50
6. Step 6: Final answer
   x = 275,198.41