Finding the Fourth Proportional to 22,227.50, 30,672.69 and 12,154.07

Step by Step Solution

1. Step 1: Write the proportion equation
   22,227.50 : 30,672.69 = 12,154.07 : x
2. Step 2: Convert to fraction form
   22,227.50/30,672.69 = 12,154.07/x
3. Step 3: Cross multiply
   22,227.50x = 30,672.69 × 12,154.07
4. Step 4: Simplify right side
   22,227.50x = 372,798,021.35
5. Step 5: Solve for x
   x = 372,798,021.35/22,227.50
6. Step 6: Final answer
   x = 16,771.93