Finding the Fourth Proportional to 2,196.44, 3,292.79 and 962.91

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.44 : 3,292.79 = 962.91 : x
2. Step 2: Convert to fraction form
   2,196.44/3,292.79 = 962.91/x
3. Step 3: Cross multiply
   2,196.44x = 3,292.79 × 962.91
4. Step 4: Simplify right side
   2,196.44x = 3,170,662.83
5. Step 5: Solve for x
   x = 3,170,662.83/2,196.44
6. Step 6: Final answer
   x = 1,443.55