Finding the Fourth Proportional to 22,267.89, 30,729.70 and 12,196.33

Step by Step Solution

1. Step 1: Write the proportion equation
   22,267.89 : 30,729.70 = 12,196.33 : x
2. Step 2: Convert to fraction form
   22,267.89/30,729.70 = 12,196.33/x
3. Step 3: Cross multiply
   22,267.89x = 30,729.70 × 12,196.33
4. Step 4: Simplify right side
   22,267.89x = 374,789,500.42
5. Step 5: Solve for x
   x = 374,789,500.42/22,267.89
6. Step 6: Final answer
   x = 16,830.94