Finding the Fourth Proportional to 498.69, 748.06 and 152.03

Step by Step Solution

1. Step 1: Write the proportion equation
   498.69 : 748.06 = 152.03 : x
2. Step 2: Convert to fraction form
   498.69/748.06 = 152.03/x
3. Step 3: Cross multiply
   498.69x = 748.06 × 152.03
4. Step 4: Simplify right side
   498.69x = 113,727.56
5. Step 5: Solve for x
   x = 113,727.56/498.69
6. Step 6: Final answer
   x = 228.05