Finding the Third Proportional to 57,007.50 and 124,960

Step by Step Solution

1. Step 1: Write the proportion equation
   57,007.50 : 124,960 = 124,960 : x
2. Step 2: Convert to fraction form
   57,007.50/124,960 = 124,960/x
3. Step 3: Cross multiply
   57,007.50x = 124,960 × 124,960
4. Step 4: Simplify right side
   57,007.50x = 15,615,001,600
5. Step 5: Solve for x
   x = 15,615,001,600/57,007.50
6. Step 6: Final answer
   x = 273,911.36