Finding the Fourth Proportional to 16,116.96, 22,242.74 and 8,947.33

Step by Step Solution

1. Step 1: Write the proportion equation
   16,116.96 : 22,242.74 = 8,947.33 : x
2. Step 2: Convert to fraction form
   16,116.96/22,242.74 = 8,947.33/x
3. Step 3: Cross multiply
   16,116.96x = 22,242.74 × 8,947.33
4. Step 4: Simplify right side
   16,116.96x = 199,013,034.54
5. Step 5: Solve for x
   x = 199,013,034.54/16,116.96
6. Step 6: Final answer
   x = 12,348.05