Finding the Fourth Proportional to 17,563.91, 24,227.12 and 12,256.79

Step by Step Solution

1. Step 1: Write the proportion equation
   17,563.91 : 24,227.12 = 12,256.79 : x
2. Step 2: Convert to fraction form
   17,563.91/24,227.12 = 12,256.79/x
3. Step 3: Cross multiply
   17,563.91x = 24,227.12 × 12,256.79
4. Step 4: Simplify right side
   17,563.91x = 296,946,660.86
5. Step 5: Solve for x
   x = 296,946,660.86/17,563.91
6. Step 6: Final answer
   x = 16,906.64