Finding the Third Proportional to 25,540 and 55,812

Step by Step Solution

1. Step 1: Write the proportion equation
   25,540 : 55,812 = 55,812 : x
2. Step 2: Convert to fraction form
   25,540/55,812 = 55,812/x
3. Step 3: Cross multiply
   25,540x = 55,812 × 55,812
4. Step 4: Simplify right side
   25,540x = 3,114,979,344
5. Step 5: Solve for x
   x = 3,114,979,344/25,540
6. Step 6: Final answer
   x = 121,964.74