Finding the Fourth Proportional to 5,659.56, 8,480.22 and 3,579.18

Step by Step Solution

1. Step 1: Write the proportion equation
   5,659.56 : 8,480.22 = 3,579.18 : x
2. Step 2: Convert to fraction form
   5,659.56/8,480.22 = 3,579.18/x
3. Step 3: Cross multiply
   5,659.56x = 8,480.22 × 3,579.18
4. Step 4: Simplify right side
   5,659.56x = 30,352,233.82
5. Step 5: Solve for x
   x = 30,352,233.82/5,659.56
6. Step 6: Final answer
   x = 5,363.00