Finding the Fourth Proportional to 22,356.09, 30,851.37 and 12,284.79

Step by Step Solution

1. Step 1: Write the proportion equation
   22,356.09 : 30,851.37 = 12,284.79 : x
2. Step 2: Convert to fraction form
   22,356.09/30,851.37 = 12,284.79/x
3. Step 3: Cross multiply
   22,356.09x = 30,851.37 × 12,284.79
4. Step 4: Simplify right side
   22,356.09x = 379,002,601.66
5. Step 5: Solve for x
   x = 379,002,601.66/22,356.09
6. Step 6: Final answer
   x = 16,952.99