Finding the Fourth Proportional to 1,472.43, 2,208.50 and 498.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,472.43 : 2,208.50 = 498.54 : x
2. Step 2: Convert to fraction form
   1,472.43/2,208.50 = 498.54/x
3. Step 3: Cross multiply
   1,472.43x = 2,208.50 × 498.54
4. Step 4: Simplify right side
   1,472.43x = 1,101,012.05
5. Step 5: Solve for x
   x = 1,101,012.05/1,472.43
6. Step 6: Final answer
   x = 747.75