Finding the Fourth Proportional to 2,055.54, 3,082.88 and 960.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,055.54 : 3,082.88 = 960.42 : x
2. Step 2: Convert to fraction form
   2,055.54/3,082.88 = 960.42/x
3. Step 3: Cross multiply
   2,055.54x = 3,082.88 × 960.42
4. Step 4: Simplify right side
   2,055.54x = 2,960,859.61
5. Step 5: Solve for x
   x = 2,960,859.61/2,055.54
6. Step 6: Final answer
   x = 1,440.43