Finding the Third Proportional to 25,724.25 and 55,660.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,724.25 : 55,660.50 = 55,660.50 : x
2. Step 2: Convert to fraction form
   25,724.25/55,660.50 = 55,660.50/x
3. Step 3: Cross multiply
   25,724.25x = 55,660.50 × 55,660.50
4. Step 4: Simplify right side
   25,724.25x = 3,098,091,260.25
5. Step 5: Solve for x
   x = 3,098,091,260.25/25,724.25
6. Step 6: Final answer
   x = 120,434.66