Finding the Fourth Proportional to 2,196.45, 3,295.55 and 964.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.45 : 3,295.55 = 964.57 : x
2. Step 2: Convert to fraction form
   2,196.45/3,295.55 = 964.57/x
3. Step 3: Cross multiply
   2,196.45x = 3,295.55 × 964.57
4. Step 4: Simplify right side
   2,196.45x = 3,178,788.66
5. Step 5: Solve for x
   x = 3,178,788.66/2,196.45
6. Step 6: Final answer
   x = 1,447.24