Finding the Fourth Proportional to 22,267.86, 30,729.30 and 12,196.23

Step by Step Solution

1. Step 1: Write the proportion equation
   22,267.86 : 30,729.30 = 12,196.23 : x
2. Step 2: Convert to fraction form
   22,267.86/30,729.30 = 12,196.23/x
3. Step 3: Cross multiply
   22,267.86x = 30,729.30 × 12,196.23
4. Step 4: Simplify right side
   22,267.86x = 374,781,610.54
5. Step 5: Solve for x
   x = 374,781,610.54/22,267.86
6. Step 6: Final answer
   x = 16,830.61