Finding the Fourth Proportional to 16,028.82, 22,118.10 and 8,955.06

Step by Step Solution

1. Step 1: Write the proportion equation
   16,028.82 : 22,118.10 = 8,955.06 : x
2. Step 2: Convert to fraction form
   16,028.82/22,118.10 = 8,955.06/x
3. Step 3: Cross multiply
   16,028.82x = 22,118.10 × 8,955.06
4. Step 4: Simplify right side
   16,028.82x = 198,068,912.59
5. Step 5: Solve for x
   x = 198,068,912.59/16,028.82
6. Step 6: Final answer
   x = 12,357.05