Finding the Fourth Proportional to 12,795.98, 17,658.41 and 7,489.73

Step by Step Solution

1. Step 1: Write the proportion equation
   12,795.98 : 17,658.41 = 7,489.73 : x
2. Step 2: Convert to fraction form
   12,795.98/17,658.41 = 7,489.73/x
3. Step 3: Cross multiply
   12,795.98x = 17,658.41 × 7,489.73
4. Step 4: Simplify right side
   12,795.98x = 132,256,729.83
5. Step 5: Solve for x
   x = 132,256,729.83/12,795.98
6. Step 6: Final answer
   x = 10,335.81