Finding the Fourth Proportional to 9,488.10, 13,094.37 and 5,239.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,488.10 : 13,094.37 = 5,239.55 : x
2. Step 2: Convert to fraction form
   9,488.10/13,094.37 = 5,239.55/x
3. Step 3: Cross multiply
   9,488.10x = 13,094.37 × 5,239.55
4. Step 4: Simplify right side
   9,488.10x = 68,608,606.33
5. Step 5: Solve for x
   x = 68,608,606.33/9,488.10
6. Step 6: Final answer
   x = 7,231.02