Finding the Fourth Proportional to 16,222.27, 22,386.77 and 8,770.27

Step by Step Solution

1. Step 1: Write the proportion equation
   16,222.27 : 22,386.77 = 8,770.27 : x
2. Step 2: Convert to fraction form
   16,222.27/22,386.77 = 8,770.27/x
3. Step 3: Cross multiply
   16,222.27x = 22,386.77 × 8,770.27
4. Step 4: Simplify right side
   16,222.27x = 196,338,017.33
5. Step 5: Solve for x
   x = 196,338,017.33/16,222.27
6. Step 6: Final answer
   x = 12,102.99