Finding the Fourth Proportional to 16,224.50, 22,389.82 and 8,772.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,224.50 : 22,389.82 = 8,772.50 : x
2. Step 2: Convert to fraction form
   16,224.50/22,389.82 = 8,772.50/x
3. Step 3: Cross multiply
   16,224.50x = 22,389.82 × 8,772.50
4. Step 4: Simplify right side
   16,224.50x = 196,414,695.95
5. Step 5: Solve for x
   x = 196,414,695.95/16,224.50
6. Step 6: Final answer
   x = 12,106.06