Finding the Third Proportional to 12,022.88 and 25,686

Step by Step Solution

1. Step 1: Write the proportion equation
   12,022.88 : 25,686 = 25,686 : x
2. Step 2: Convert to fraction form
   12,022.88/25,686 = 25,686/x
3. Step 3: Cross multiply
   12,022.88x = 25,686 × 25,686
4. Step 4: Simplify right side
   12,022.88x = 659,770,596
5. Step 5: Solve for x
   x = 659,770,596/12,022.88
6. Step 6: Final answer
   x = 54,876.28