Finding the Fourth Proportional to 5,498.82, 7,587.42 and 3,108.90

Step by Step Solution

1. Step 1: Write the proportion equation
   5,498.82 : 7,587.42 = 3,108.90 : x
2. Step 2: Convert to fraction form
   5,498.82/7,587.42 = 3,108.90/x
3. Step 3: Cross multiply
   5,498.82x = 7,587.42 × 3,108.90
4. Step 4: Simplify right side
   5,498.82x = 23,588,530.04
5. Step 5: Solve for x
   x = 23,588,530.04/5,498.82
6. Step 6: Final answer
   x = 4,289.74