Finding the Fourth Proportional to 2,196.42, 3,294.48 and 963.68

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.42 : 3,294.48 = 963.68 : x
2. Step 2: Convert to fraction form
   2,196.42/3,294.48 = 963.68/x
3. Step 3: Cross multiply
   2,196.42x = 3,294.48 × 963.68
4. Step 4: Simplify right side
   2,196.42x = 3,174,824.49
5. Step 5: Solve for x
   x = 3,174,824.49/2,196.42
6. Step 6: Final answer
   x = 1,445.45