Finding the Third Proportional to 12,831.75 and 14,046.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,831.75 : 14,046.75 = 14,046.75 : x
2. Step 2: Convert to fraction form
   12,831.75/14,046.75 = 14,046.75/x
3. Step 3: Cross multiply
   12,831.75x = 14,046.75 × 14,046.75
4. Step 4: Simplify right side
   12,831.75x = 197,311,185.56
5. Step 5: Solve for x
   x = 197,311,185.56/12,831.75
6. Step 6: Final answer
   x = 15,376.79