Finding the Fourth Proportional to 16,040.10, 22,112.80 and 10,067.77

Step by Step Solution

1. Step 1: Write the proportion equation
   16,040.10 : 22,112.80 = 10,067.77 : x
2. Step 2: Convert to fraction form
   16,040.10/22,112.80 = 10,067.77/x
3. Step 3: Cross multiply
   16,040.10x = 22,112.80 × 10,067.77
4. Step 4: Simplify right side
   16,040.10x = 222,626,584.46
5. Step 5: Solve for x
   x = 222,626,584.46/16,040.10
6. Step 6: Final answer
   x = 13,879.38