Finding the Fourth Proportional to 22,104.50, 30,504.22 and 12,168.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,104.50 : 30,504.22 = 12,168.50 : x
2. Step 2: Convert to fraction form
   22,104.50/30,504.22 = 12,168.50/x
3. Step 3: Cross multiply
   22,104.50x = 30,504.22 × 12,168.50
4. Step 4: Simplify right side
   22,104.50x = 371,190,601.07
5. Step 5: Solve for x
   x = 371,190,601.07/22,104.50
6. Step 6: Final answer
   x = 16,792.54