Finding the Fourth Proportional to 16,222.94, 22,387.69 and 8,770.94

Step by Step Solution

1. Step 1: Write the proportion equation
   16,222.94 : 22,387.69 = 8,770.94 : x
2. Step 2: Convert to fraction form
   16,222.94/22,387.69 = 8,770.94/x
3. Step 3: Cross multiply
   16,222.94x = 22,387.69 × 8,770.94
4. Step 4: Simplify right side
   16,222.94x = 196,361,085.73
5. Step 5: Solve for x
   x = 196,361,085.73/16,222.94
6. Step 6: Final answer
   x = 12,103.91