Finding the Third Proportional to 21.04 and 32.43

Step by Step Solution

1. Step 1: Write the proportion equation
   21.04 : 32.43 = 32.43 : x
2. Step 2: Convert to fraction form
   21.04/32.43 = 32.43/x
3. Step 3: Cross multiply
   21.04x = 32.43 × 32.43
4. Step 4: Simplify right side
   21.04x = 1,051.81
5. Step 5: Solve for x
   x = 1,051.81/21.04
6. Step 6: Final answer
   x = 49.99