Finding the Fourth Proportional to 2,396.61, 3,596.55 and 935.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,396.61 : 3,596.55 = 935.61 : x
2. Step 2: Convert to fraction form
   2,396.61/3,596.55 = 935.61/x
3. Step 3: Cross multiply
   2,396.61x = 3,596.55 × 935.61
4. Step 4: Simplify right side
   2,396.61x = 3,364,968.15
5. Step 5: Solve for x
   x = 3,364,968.15/2,396.61
6. Step 6: Final answer
   x = 1,404.05