Finding the Fourth Proportional to 9,008.37, 12,431.43 and 5,029.55

Step by Step Solution

1. Step 1: Write the proportion equation
   9,008.37 : 12,431.43 = 5,029.55 : x
2. Step 2: Convert to fraction form
   9,008.37/12,431.43 = 5,029.55/x
3. Step 3: Cross multiply
   9,008.37x = 12,431.43 × 5,029.55
4. Step 4: Simplify right side
   9,008.37x = 62,524,436.60
5. Step 5: Solve for x
   x = 62,524,436.60/9,008.37
6. Step 6: Final answer
   x = 6,940.70