Finding the Fourth Proportional to 22,267.55, 30,729.23 and 12,196.62

Step by Step Solution

1. Step 1: Write the proportion equation
   22,267.55 : 30,729.23 = 12,196.62 : x
2. Step 2: Convert to fraction form
   22,267.55/30,729.23 = 12,196.62/x
3. Step 3: Cross multiply
   22,267.55x = 30,729.23 × 12,196.62
4. Step 4: Simplify right side
   22,267.55x = 374,792,680.22
5. Step 5: Solve for x
   x = 374,792,680.22/22,267.55
6. Step 6: Final answer
   x = 16,831.34