Finding the Fourth Proportional to 1,046.36, 1,443.89 and 604.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,046.36 : 1,443.89 = 604.20 : x
2. Step 2: Convert to fraction form
   1,046.36/1,443.89 = 604.20/x
3. Step 3: Cross multiply
   1,046.36x = 1,443.89 × 604.20
4. Step 4: Simplify right side
   1,046.36x = 872,395.32
5. Step 5: Solve for x
   x = 872,395.32/1,046.36
6. Step 6: Final answer
   x = 833.75