Finding the Third Proportional to 57,811.50 and 125,055

Step by Step Solution

1. Step 1: Write the proportion equation
   57,811.50 : 125,055 = 125,055 : x
2. Step 2: Convert to fraction form
   57,811.50/125,055 = 125,055/x
3. Step 3: Cross multiply
   57,811.50x = 125,055 × 125,055
4. Step 4: Simplify right side
   57,811.50x = 15,638,753,025
5. Step 5: Solve for x
   x = 15,638,753,025/57,811.50
6. Step 6: Final answer
   x = 270,512.84