Finding the Fourth Proportional to 22,174.89, 30,601.31 and 12,743.43

Step by Step Solution

1. Step 1: Write the proportion equation
   22,174.89 : 30,601.31 = 12,743.43 : x
2. Step 2: Convert to fraction form
   22,174.89/30,601.31 = 12,743.43/x
3. Step 3: Cross multiply
   22,174.89x = 30,601.31 × 12,743.43
4. Step 4: Simplify right side
   22,174.89x = 389,965,588.18
5. Step 5: Solve for x
   x = 389,965,588.18/22,174.89
6. Step 6: Final answer
   x = 17,585.91