Finding the Fourth Proportional to 5,499.42, 7,588.26 and 3,108.30

Step by Step Solution

1. Step 1: Write the proportion equation
   5,499.42 : 7,588.26 = 3,108.30 : x
2. Step 2: Convert to fraction form
   5,499.42/7,588.26 = 3,108.30/x
3. Step 3: Cross multiply
   5,499.42x = 7,588.26 × 3,108.30
4. Step 4: Simplify right side
   5,499.42x = 23,586,588.56
5. Step 5: Solve for x
   x = 23,586,588.56/5,499.42
6. Step 6: Final answer
   x = 4,288.92