Finding the Fourth Proportional to 16,118.46, 22,243.41 and 9,404.37

Step by Step Solution

1. Step 1: Write the proportion equation
   16,118.46 : 22,243.41 = 9,404.37 : x
2. Step 2: Convert to fraction form
   16,118.46/22,243.41 = 9,404.37/x
3. Step 3: Cross multiply
   16,118.46x = 22,243.41 × 9,404.37
4. Step 4: Simplify right side
   16,118.46x = 209,185,257.70
5. Step 5: Solve for x
   x = 209,185,257.70/16,118.46
6. Step 6: Final answer
   x = 12,977.99