Finding the Third Proportional to 27,831.50 and 54,269.75

Step by Step Solution

1. Step 1: Write the proportion equation
   27,831.50 : 54,269.75 = 54,269.75 : x
2. Step 2: Convert to fraction form
   27,831.50/54,269.75 = 54,269.75/x
3. Step 3: Cross multiply
   27,831.50x = 54,269.75 × 54,269.75
4. Step 4: Simplify right side
   27,831.50x = 2,945,205,765.06
5. Step 5: Solve for x
   x = 2,945,205,765.06/27,831.50
6. Step 6: Final answer
   x = 105,822.75