Finding the Third Proportional to 19.50 and 28.88

Step by Step Solution

1. Step 1: Write the proportion equation
   19.50 : 28.88 = 28.88 : x
2. Step 2: Convert to fraction form
   19.50/28.88 = 28.88/x
3. Step 3: Cross multiply
   19.50x = 28.88 × 28.88
4. Step 4: Simplify right side
   19.50x = 833.77
5. Step 5: Solve for x
   x = 833.77/19.50
6. Step 6: Final answer
   x = 42.76