Finding the Fourth Proportional to 22,567.94, 31,144.74 and 12,496.38

Step by Step Solution

1. Step 1: Write the proportion equation
   22,567.94 : 31,144.74 = 12,496.38 : x
2. Step 2: Convert to fraction form
   22,567.94/31,144.74 = 12,496.38/x
3. Step 3: Cross multiply
   22,567.94x = 31,144.74 × 12,496.38
4. Step 4: Simplify right side
   22,567.94x = 389,196,506.04
5. Step 5: Solve for x
   x = 389,196,506.04/22,567.94
6. Step 6: Final answer
   x = 17,245.55