Finding the Third Proportional to 38,479.50 and 57,831.75

Step by Step Solution

1. Step 1: Write the proportion equation
   38,479.50 : 57,831.75 = 57,831.75 : x
2. Step 2: Convert to fraction form
   38,479.50/57,831.75 = 57,831.75/x
3. Step 3: Cross multiply
   38,479.50x = 57,831.75 × 57,831.75
4. Step 4: Simplify right side
   38,479.50x = 3,344,511,308.06
5. Step 5: Solve for x
   x = 3,344,511,308.06/38,479.50
6. Step 6: Final answer
   x = 86,916.70