Finding the Fourth Proportional to 16,005.16, 22,084.90 and 8,930.20

Step by Step Solution

1. Step 1: Write the proportion equation
   16,005.16 : 22,084.90 = 8,930.20 : x
2. Step 2: Convert to fraction form
   16,005.16/22,084.90 = 8,930.20/x
3. Step 3: Cross multiply
   16,005.16x = 22,084.90 × 8,930.20
4. Step 4: Simplify right side
   16,005.16x = 197,222,573.98
5. Step 5: Solve for x
   x = 197,222,573.98/16,005.16
6. Step 6: Final answer
   x = 12,322.44