Finding the Fourth Proportional to 16,119.47, 22,243.82 and 9,404.02

Step by Step Solution

1. Step 1: Write the proportion equation
   16,119.47 : 22,243.82 = 9,404.02 : x
2. Step 2: Convert to fraction form
   16,119.47/22,243.82 = 9,404.02/x
3. Step 3: Cross multiply
   16,119.47x = 22,243.82 × 9,404.02
4. Step 4: Simplify right side
   16,119.47x = 209,181,183.82
5. Step 5: Solve for x
   x = 209,181,183.82/16,119.47
6. Step 6: Final answer
   x = 12,976.92