Finding the Fourth Proportional to 16,081.78, 22,192.85 and 9,794.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,081.78 : 22,192.85 = 9,794.15 : x
2. Step 2: Convert to fraction form
   16,081.78/22,192.85 = 9,794.15/x
3. Step 3: Cross multiply
   16,081.78x = 22,192.85 × 9,794.15
4. Step 4: Simplify right side
   16,081.78x = 217,360,101.83
5. Step 5: Solve for x
   x = 217,360,101.83/16,081.78
6. Step 6: Final answer
   x = 13,515.93