Finding the Fourth Proportional to 5,754.24, 8,614.80 and 3,993.60

Step by Step Solution

1. Step 1: Write the proportion equation
   5,754.24 : 8,614.80 = 3,993.60 : x
2. Step 2: Convert to fraction form
   5,754.24/8,614.80 = 3,993.60/x
3. Step 3: Cross multiply
   5,754.24x = 8,614.80 × 3,993.60
4. Step 4: Simplify right side
   5,754.24x = 34,404,065.28
5. Step 5: Solve for x
   x = 34,404,065.28/5,754.24
6. Step 6: Final answer
   x = 5,978.91