Finding the Fourth Proportional to 16,871.91, 25,323.22 and 8,981.05

Step by Step Solution

1. Step 1: Write the proportion equation
   16,871.91 : 25,323.22 = 8,981.05 : x
2. Step 2: Convert to fraction form
   16,871.91/25,323.22 = 8,981.05/x
3. Step 3: Cross multiply
   16,871.91x = 25,323.22 × 8,981.05
4. Step 4: Simplify right side
   16,871.91x = 227,429,104.98
5. Step 5: Solve for x
   x = 227,429,104.98/16,871.91
6. Step 6: Final answer
   x = 13,479.75