Finding the Fourth Proportional to 16,018.77, 22,105.95 and 8,945.46

Step by Step Solution

1. Step 1: Write the proportion equation
   16,018.77 : 22,105.95 = 8,945.46 : x
2. Step 2: Convert to fraction form
   16,018.77/22,105.95 = 8,945.46/x
3. Step 3: Cross multiply
   16,018.77x = 22,105.95 × 8,945.46
4. Step 4: Simplify right side
   16,018.77x = 197,747,891.49
5. Step 5: Solve for x
   x = 197,747,891.49/16,018.77
6. Step 6: Final answer
   x = 12,344.76