Finding the Fourth Proportional to 1,046.38, 1,443.96 and 604.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,046.38 : 1,443.96 = 604.30 : x
2. Step 2: Convert to fraction form
   1,046.38/1,443.96 = 604.30/x
3. Step 3: Cross multiply
   1,046.38x = 1,443.96 × 604.30
4. Step 4: Simplify right side
   1,046.38x = 872,585.03
5. Step 5: Solve for x
   x = 872,585.03/1,046.38
6. Step 6: Final answer
   x = 833.91