Finding the Fourth Proportional to 12,797.37, 17,660.37 and 7,493.21

Step by Step Solution

1. Step 1: Write the proportion equation
   12,797.37 : 17,660.37 = 7,493.21 : x
2. Step 2: Convert to fraction form
   12,797.37/17,660.37 = 7,493.21/x
3. Step 3: Cross multiply
   12,797.37x = 17,660.37 × 7,493.21
4. Step 4: Simplify right side
   12,797.37x = 132,332,814.43
5. Step 5: Solve for x
   x = 132,332,814.43/12,797.37
6. Step 6: Final answer
   x = 10,340.63