Finding the Fourth Proportional to 498.29, 747.43 and 224.10

Step by Step Solution

1. Step 1: Write the proportion equation
   498.29 : 747.43 = 224.10 : x
2. Step 2: Convert to fraction form
   498.29/747.43 = 224.10/x
3. Step 3: Cross multiply
   498.29x = 747.43 × 224.10
4. Step 4: Simplify right side
   498.29x = 167,498.50
5. Step 5: Solve for x
   x = 167,498.50/498.29
6. Step 6: Final answer
   x = 336.15