Finding the Third Proportional to 16.50 and 28.06

Step by Step Solution

1. Step 1: Write the proportion equation
   16.50 : 28.06 = 28.06 : x
2. Step 2: Convert to fraction form
   16.50/28.06 = 28.06/x
3. Step 3: Cross multiply
   16.50x = 28.06 × 28.06
4. Step 4: Simplify right side
   16.50x = 787.50
5. Step 5: Solve for x
   x = 787.50/16.50
6. Step 6: Final answer
   x = 47.73