Finding the Third Proportional to 28,743.75 and 62,831.25

Step by Step Solution

1. Step 1: Write the proportion equation
   28,743.75 : 62,831.25 = 62,831.25 : x
2. Step 2: Convert to fraction form
   28,743.75/62,831.25 = 62,831.25/x
3. Step 3: Cross multiply
   28,743.75x = 62,831.25 × 62,831.25
4. Step 4: Simplify right side
   28,743.75x = 3,947,765,976.56
5. Step 5: Solve for x
   x = 3,947,765,976.56/28,743.75
6. Step 6: Final answer
   x = 137,343.46