Finding the Third Proportional to 57,238.50 and 124,329

Step by Step Solution

1. Step 1: Write the proportion equation
   57,238.50 : 124,329 = 124,329 : x
2. Step 2: Convert to fraction form
   57,238.50/124,329 = 124,329/x
3. Step 3: Cross multiply
   57,238.50x = 124,329 × 124,329
4. Step 4: Simplify right side
   57,238.50x = 15,457,700,241
5. Step 5: Solve for x
   x = 15,457,700,241/57,238.50
6. Step 6: Final answer
   x = 270,057.75