Finding the Fourth Proportional to 2,198.57, 3,297.04 and 965.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,198.57 : 3,297.04 = 965.34 : x
2. Step 2: Convert to fraction form
   2,198.57/3,297.04 = 965.34/x
3. Step 3: Cross multiply
   2,198.57x = 3,297.04 × 965.34
4. Step 4: Simplify right side
   2,198.57x = 3,182,764.59
5. Step 5: Solve for x
   x = 3,182,764.59/2,198.57
6. Step 6: Final answer
   x = 1,447.65