Finding the Fourth Proportional to 2,196.61, 3,294.94 and 735.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,196.61 : 3,294.94 = 735.78 : x
2. Step 2: Convert to fraction form
   2,196.61/3,294.94 = 735.78/x
3. Step 3: Cross multiply
   2,196.61x = 3,294.94 × 735.78
4. Step 4: Simplify right side
   2,196.61x = 2,424,332.64
5. Step 5: Solve for x
   x = 2,424,332.64/2,196.61
6. Step 6: Final answer
   x = 1,103.67