Finding the Fourth Proportional to 16,022.76, 22,111.36 and 8,949.12

Step by Step Solution

1. Step 1: Write the proportion equation
   16,022.76 : 22,111.36 = 8,949.12 : x
2. Step 2: Convert to fraction form
   16,022.76/22,111.36 = 8,949.12/x
3. Step 3: Cross multiply
   16,022.76x = 22,111.36 × 8,949.12
4. Step 4: Simplify right side
   16,022.76x = 197,877,214.00
5. Step 5: Solve for x
   x = 197,877,214.00/16,022.76
6. Step 6: Final answer
   x = 12,349.76