Finding the Fourth Proportional to 1,046.07, 1,569.53 and 498.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,046.07 : 1,569.53 = 498.10 : x
2. Step 2: Convert to fraction form
   1,046.07/1,569.53 = 498.10/x
3. Step 3: Cross multiply
   1,046.07x = 1,569.53 × 498.10
4. Step 4: Simplify right side
   1,046.07x = 781,782.89
5. Step 5: Solve for x
   x = 781,782.89/1,046.07
6. Step 6: Final answer
   x = 747.35