Finding the Third Proportional to 25,815.38 and 54,727.31

Step by Step Solution

1. Step 1: Write the proportion equation
   25,815.38 : 54,727.31 = 54,727.31 : x
2. Step 2: Convert to fraction form
   25,815.38/54,727.31 = 54,727.31/x
3. Step 3: Cross multiply
   25,815.38x = 54,727.31 × 54,727.31
4. Step 4: Simplify right side
   25,815.38x = 2,995,078,733.47
5. Step 5: Solve for x
   x = 2,995,078,733.47/25,815.38
6. Step 6: Final answer
   x = 116,019.18