Finding the Fourth Proportional to 22,268.27, 30,730.22 and 12,196.70

Step by Step Solution

1. Step 1: Write the proportion equation
   22,268.27 : 30,730.22 = 12,196.70 : x
2. Step 2: Convert to fraction form
   22,268.27/30,730.22 = 12,196.70/x
3. Step 3: Cross multiply
   22,268.27x = 30,730.22 × 12,196.70
4. Step 4: Simplify right side
   22,268.27x = 374,807,335.85
5. Step 5: Solve for x
   x = 374,807,335.85/22,268.27
6. Step 6: Final answer
   x = 16,831.46