Finding the Fourth Proportional to 2,604.29, 3,906.68 and 960.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,604.29 : 3,906.68 = 960.89 : x
2. Step 2: Convert to fraction form
   2,604.29/3,906.68 = 960.89/x
3. Step 3: Cross multiply
   2,604.29x = 3,906.68 × 960.89
4. Step 4: Simplify right side
   2,604.29x = 3,753,865.41
5. Step 5: Solve for x
   x = 3,753,865.41/2,604.29
6. Step 6: Final answer
   x = 1,441.42