Finding the Fourth Proportional to 16,087.92, 22,200.68 and 8,819.99

Step by Step Solution

1. Step 1: Write the proportion equation
   16,087.92 : 22,200.68 = 8,819.99 : x
2. Step 2: Convert to fraction form
   16,087.92/22,200.68 = 8,819.99/x
3. Step 3: Cross multiply
   16,087.92x = 22,200.68 × 8,819.99
4. Step 4: Simplify right side
   16,087.92x = 195,809,769.89
5. Step 5: Solve for x
   x = 195,809,769.89/16,087.92
6. Step 6: Final answer
   x = 12,171.23