Finding the Fourth Proportional to 1,046.20, 1,443.72 and 604.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,046.20 : 1,443.72 = 604.04 : x
2. Step 2: Convert to fraction form
   1,046.20/1,443.72 = 604.04/x
3. Step 3: Cross multiply
   1,046.20x = 1,443.72 × 604.04
4. Step 4: Simplify right side
   1,046.20x = 872,064.63
5. Step 5: Solve for x
   x = 872,064.63/1,046.20
6. Step 6: Final answer
   x = 833.55