Finding the Fourth Proportional to 22,216.06, 30,658.10 and 12,144.51

Step by Step Solution

1. Step 1: Write the proportion equation
   22,216.06 : 30,658.10 = 12,144.51 : x
2. Step 2: Convert to fraction form
   22,216.06/30,658.10 = 12,144.51/x
3. Step 3: Cross multiply
   22,216.06x = 30,658.10 × 12,144.51
4. Step 4: Simplify right side
   22,216.06x = 372,327,541.31
5. Step 5: Solve for x
   x = 372,327,541.31/22,216.06
6. Step 6: Final answer
   x = 16,759.39