Finding the Fourth Proportional to 498.33, 747.53 and 151.61

Step by Step Solution

1. Step 1: Write the proportion equation
   498.33 : 747.53 = 151.61 : x
2. Step 2: Convert to fraction form
   498.33/747.53 = 151.61/x
3. Step 3: Cross multiply
   498.33x = 747.53 × 151.61
4. Step 4: Simplify right side
   498.33x = 113,328.53
5. Step 5: Solve for x
   x = 113,328.53/498.33
6. Step 6: Final answer
   x = 227.42