Finding the Fourth Proportional to 16,940.27, 25,377.60 and 8,181.33

Step by Step Solution

1. Step 1: Write the proportion equation
   16,940.27 : 25,377.60 = 8,181.33 : x
2. Step 2: Convert to fraction form
   16,940.27/25,377.60 = 8,181.33/x
3. Step 3: Cross multiply
   16,940.27x = 25,377.60 × 8,181.33
4. Step 4: Simplify right side
   16,940.27x = 207,622,479.30
5. Step 5: Solve for x
   x = 207,622,479.30/16,940.27
6. Step 6: Final answer
   x = 12,256.15