Finding the Fourth Proportional to 22.02, 32.89 and 19.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22.02 : 32.89 = 19.50 : x
2. Step 2: Convert to fraction form
   22.02/32.89 = 19.50/x
3. Step 3: Cross multiply
   22.02x = 32.89 × 19.50
4. Step 4: Simplify right side
   22.02x = 641.16
5. Step 5: Solve for x
   x = 641.16/22.02
6. Step 6: Final answer
   x = 29.12