Finding the Third Proportional to 12,443.63 and 26,831.25

Step by Step Solution

1. Step 1: Write the proportion equation
   12,443.63 : 26,831.25 = 26,831.25 : x
2. Step 2: Convert to fraction form
   12,443.63/26,831.25 = 26,831.25/x
3. Step 3: Cross multiply
   12,443.63x = 26,831.25 × 26,831.25
4. Step 4: Simplify right side
   12,443.63x = 719,915,976.56
5. Step 5: Solve for x
   x = 719,915,976.56/12,443.63
6. Step 6: Final answer
   x = 57,854.20