Finding the Fourth Proportional to 16,270.40, 22,452.58 and 9,196.67

Step by Step Solution

1. Step 1: Write the proportion equation
   16,270.40 : 22,452.58 = 9,196.67 : x
2. Step 2: Convert to fraction form
   16,270.40/22,452.58 = 9,196.67/x
3. Step 3: Cross multiply
   16,270.40x = 22,452.58 × 9,196.67
4. Step 4: Simplify right side
   16,270.40x = 206,488,968.91
5. Step 5: Solve for x
   x = 206,488,968.91/16,270.40
6. Step 6: Final answer
   x = 12,691.08