Finding the Fourth Proportional to 22,216.02, 30,658.17 and 12,144.59

Step by Step Solution

1. Step 1: Write the proportion equation
   22,216.02 : 30,658.17 = 12,144.59 : x
2. Step 2: Convert to fraction form
   22,216.02/30,658.17 = 12,144.59/x
3. Step 3: Cross multiply
   22,216.02x = 30,658.17 × 12,144.59
4. Step 4: Simplify right side
   22,216.02x = 372,330,797.05
5. Step 5: Solve for x
   x = 372,330,797.05/22,216.02
6. Step 6: Final answer
   x = 16,759.56