Finding the Fourth Proportional to 16,042.05, 22,137.39 and 8,871.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,042.05 : 22,137.39 = 8,871.50 : x
2. Step 2: Convert to fraction form
   16,042.05/22,137.39 = 8,871.50/x
3. Step 3: Cross multiply
   16,042.05x = 22,137.39 × 8,871.50
4. Step 4: Simplify right side
   16,042.05x = 196,391,855.39
5. Step 5: Solve for x
   x = 196,391,855.39/16,042.05
6. Step 6: Final answer
   x = 12,242.32