Finding the Fourth Proportional to 10,706.29, 16,035.67 and 8,222.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,706.29 : 16,035.67 = 8,222.83 : x
2. Step 2: Convert to fraction form
   10,706.29/16,035.67 = 8,222.83/x
3. Step 3: Cross multiply
   10,706.29x = 16,035.67 × 8,222.83
4. Step 4: Simplify right side
   10,706.29x = 131,858,588.35
5. Step 5: Solve for x
   x = 131,858,588.35/10,706.29
6. Step 6: Final answer
   x = 12,315.99