Finding the Third Proportional to 21.47 and 33.52

Step by Step Solution

1. Step 1: Write the proportion equation
   21.47 : 33.52 = 33.52 : x
2. Step 2: Convert to fraction form
   21.47/33.52 = 33.52/x
3. Step 3: Cross multiply
   21.47x = 33.52 × 33.52
4. Step 4: Simplify right side
   21.47x = 1,123.30
5. Step 5: Solve for x
   x = 1,123.30/21.47
6. Step 6: Final answer
   x = 52.32