Finding the Fourth Proportional to 2,196.28, 3,292.13 and 962.65

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.28 : 3,292.13 = 962.65 : x
2. Step 2: Convert to fraction form
   2,196.28/3,292.13 = 962.65/x
3. Step 3: Cross multiply
   2,196.28x = 3,292.13 × 962.65
4. Step 4: Simplify right side
   2,196.28x = 3,169,178.93
5. Step 5: Solve for x
   x = 3,169,178.93/2,196.28
6. Step 6: Final answer
   x = 1,442.97