Finding the Fourth Proportional to 22,227.50, 30,673.83 and 12,155.76

Step by Step Solution

1. Step 1: Write the proportion equation
   22,227.50 : 30,673.83 = 12,155.76 : x
2. Step 2: Convert to fraction form
   22,227.50/30,673.83 = 12,155.76/x
3. Step 3: Cross multiply
   22,227.50x = 30,673.83 × 12,155.76
4. Step 4: Simplify right side
   22,227.50x = 372,863,715.76
5. Step 5: Solve for x
   x = 372,863,715.76/22,227.50
6. Step 6: Final answer
   x = 16,774.89