Finding the Fourth Proportional to 22,164.48, 30,585.60 and 12,228.48

Step by Step Solution

1. Step 1: Write the proportion equation
   22,164.48 : 30,585.60 = 12,228.48 : x
2. Step 2: Convert to fraction form
   22,164.48/30,585.60 = 12,228.48/x
3. Step 3: Cross multiply
   22,164.48x = 30,585.60 × 12,228.48
4. Step 4: Simplify right side
   22,164.48x = 374,015,397.89
5. Step 5: Solve for x
   x = 374,015,397.89/22,164.48
6. Step 6: Final answer
   x = 16,874.54