Finding the Fourth Proportional to 33.02, 49.53 and 28.00

Step by Step Solution

1. Step 1: Write the proportion equation
   33.02 : 49.53 = 28.00 : x
2. Step 2: Convert to fraction form
   33.02/49.53 = 28.00/x
3. Step 3: Cross multiply
   33.02x = 49.53 × 28.00
4. Step 4: Simplify right side
   33.02x = 1,386.59
5. Step 5: Solve for x
   x = 1,386.59/33.02
6. Step 6: Final answer
   x = 42.00