Finding the Fourth Proportional to 16,383.22, 22,608.12 and 9,310.30

Step by Step Solution

1. Step 1: Write the proportion equation
   16,383.22 : 22,608.12 = 9,310.30 : x
2. Step 2: Convert to fraction form
   16,383.22/22,608.12 = 9,310.30/x
3. Step 3: Cross multiply
   16,383.22x = 22,608.12 × 9,310.30
4. Step 4: Simplify right side
   16,383.22x = 210,488,379.64
5. Step 5: Solve for x
   x = 210,488,379.64/16,383.22
6. Step 6: Final answer
   x = 12,847.80