Finding the Fourth Proportional to 2,604.04, 3,904.89 and 959.43

Step by Step Solution

1. Step 1: Write the proportion equation
   2,604.04 : 3,904.89 = 959.43 : x
2. Step 2: Convert to fraction form
   2,604.04/3,904.89 = 959.43/x
3. Step 3: Cross multiply
   2,604.04x = 3,904.89 × 959.43
4. Step 4: Simplify right side
   2,604.04x = 3,746,468.61
5. Step 5: Solve for x
   x = 3,746,468.61/2,604.04
6. Step 6: Final answer
   x = 1,438.71