Finding the Fourth Proportional to 5,500.13, 7,590.17 and 3,142.33

Step by Step Solution

1. Step 1: Write the proportion equation
   5,500.13 : 7,590.17 = 3,142.33 : x
2. Step 2: Convert to fraction form
   5,500.13/7,590.17 = 3,142.33/x
3. Step 3: Cross multiply
   5,500.13x = 7,590.17 × 3,142.33
4. Step 4: Simplify right side
   5,500.13x = 23,850,807.78
5. Step 5: Solve for x
   x = 23,850,807.78/5,500.13
6. Step 6: Final answer
   x = 4,336.41