Finding the Fourth Proportional to 5,550.59, 7,659.14 and 3,159.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,550.59 : 7,659.14 = 3,159.69 : x
2. Step 2: Convert to fraction form
   5,550.59/7,659.14 = 3,159.69/x
3. Step 3: Cross multiply
   5,550.59x = 7,659.14 × 3,159.69
4. Step 4: Simplify right side
   5,550.59x = 24,200,492.27
5. Step 5: Solve for x
   x = 24,200,492.27/5,550.59
6. Step 6: Final answer
   x = 4,359.99