Finding the Third Proportional to 22.50 and 24.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22.50 : 24.88 = 24.88 : x
2. Step 2: Convert to fraction form
   22.50/24.88 = 24.88/x
3. Step 3: Cross multiply
   22.50x = 24.88 × 24.88
4. Step 4: Simplify right side
   22.50x = 618.77
5. Step 5: Solve for x
   x = 618.77/22.50
6. Step 6: Final answer
   x = 27.50