Finding the Fourth Proportional to 12,442.22, 17,173.79 and 8,196.38

Step by Step Solution

1. Step 1: Write the proportion equation
   12,442.22 : 17,173.79 = 8,196.38 : x
2. Step 2: Convert to fraction form
   12,442.22/17,173.79 = 8,196.38/x
3. Step 3: Cross multiply
   12,442.22x = 17,173.79 × 8,196.38
4. Step 4: Simplify right side
   12,442.22x = 140,762,908.88
5. Step 5: Solve for x
   x = 140,762,908.88/12,442.22
6. Step 6: Final answer
   x = 11,313.33