Finding the Fourth Proportional to 1,658.94, 2,288.79 and 959.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,658.94 : 2,288.79 = 959.82 : x
2. Step 2: Convert to fraction form
   1,658.94/2,288.79 = 959.82/x
3. Step 3: Cross multiply
   1,658.94x = 2,288.79 × 959.82
4. Step 4: Simplify right side
   1,658.94x = 2,196,826.42
5. Step 5: Solve for x
   x = 2,196,826.42/1,658.94
6. Step 6: Final answer
   x = 1,324.24