Finding the Fourth Proportional to 498.69, 748.37 and 333.79

Step by Step Solution

1. Step 1: Write the proportion equation
   498.69 : 748.37 = 333.79 : x
2. Step 2: Convert to fraction form
   498.69/748.37 = 333.79/x
3. Step 3: Cross multiply
   498.69x = 748.37 × 333.79
4. Step 4: Simplify right side
   498.69x = 249,797.39
5. Step 5: Solve for x
   x = 249,797.39/498.69
6. Step 6: Final answer
   x = 500.91