Finding the Fourth Proportional to 498.69, 748.04 and 133.52

Step by Step Solution

1. Step 1: Write the proportion equation
   498.69 : 748.04 = 133.52 : x
2. Step 2: Convert to fraction form
   498.69/748.04 = 133.52/x
3. Step 3: Cross multiply
   498.69x = 748.04 × 133.52
4. Step 4: Simplify right side
   498.69x = 99,873.89
5. Step 5: Solve for x
   x = 99,873.89/498.69
6. Step 6: Final answer
   x = 200.27