Finding the Third Proportional to 11,992 and 25,718

Step by Step Solution

1. Step 1: Write the proportion equation
   11,992 : 25,718 = 25,718 : x
2. Step 2: Convert to fraction form
   11,992/25,718 = 25,718/x
3. Step 3: Cross multiply
   11,992x = 25,718 × 25,718
4. Step 4: Simplify right side
   11,992x = 661,415,524
5. Step 5: Solve for x
   x = 661,415,524/11,992
6. Step 6: Final answer
   x = 55,154.73