Finding the Third Proportional to 11,718 and 25,540

Step by Step Solution

1. Step 1: Write the proportion equation
   11,718 : 25,540 = 25,540 : x
2. Step 2: Convert to fraction form
   11,718/25,540 = 25,540/x
3. Step 3: Cross multiply
   11,718x = 25,540 × 25,540
4. Step 4: Simplify right side
   11,718x = 652,291,600
5. Step 5: Solve for x
   x = 652,291,600/11,718
6. Step 6: Final answer
   x = 55,665.78