Finding the Fourth Proportional to 5,500.48, 7,591.06 and 3,142.57

Step by Step Solution

1. Step 1: Write the proportion equation
   5,500.48 : 7,591.06 = 3,142.57 : x
2. Step 2: Convert to fraction form
   5,500.48/7,591.06 = 3,142.57/x
3. Step 3: Cross multiply
   5,500.48x = 7,591.06 × 3,142.57
4. Step 4: Simplify right side
   5,500.48x = 23,855,422.37
5. Step 5: Solve for x
   x = 23,855,422.37/5,500.48
6. Step 6: Final answer
   x = 4,336.97