Finding the Fourth Proportional to 22,196.26, 30,629.88 and 12,124.20

Step by Step Solution

1. Step 1: Write the proportion equation
   22,196.26 : 30,629.88 = 12,124.20 : x
2. Step 2: Convert to fraction form
   22,196.26/30,629.88 = 12,124.20/x
3. Step 3: Cross multiply
   22,196.26x = 30,629.88 × 12,124.20
4. Step 4: Simplify right side
   22,196.26x = 371,362,791.10
5. Step 5: Solve for x
   x = 371,362,791.10/22,196.26
6. Step 6: Final answer
   x = 16,730.87