Finding the Fourth Proportional to 16,116.98, 22,240.31 and 8,946.33

Step by Step Solution

1. Step 1: Write the proportion equation
   16,116.98 : 22,240.31 = 8,946.33 : x
2. Step 2: Convert to fraction form
   16,116.98/22,240.31 = 8,946.33/x
3. Step 3: Cross multiply
   16,116.98x = 22,240.31 × 8,946.33
4. Step 4: Simplify right side
   16,116.98x = 198,969,074.75
5. Step 5: Solve for x
   x = 198,969,074.75/16,116.98
6. Step 6: Final answer
   x = 12,345.31