Finding the Fourth Proportional to 14,067.87, 19,413.03 and 7,694.31

Step by Step Solution

1. Step 1: Write the proportion equation
   14,067.87 : 19,413.03 = 7,694.31 : x
2. Step 2: Convert to fraction form
   14,067.87/19,413.03 = 7,694.31/x
3. Step 3: Cross multiply
   14,067.87x = 19,413.03 × 7,694.31
4. Step 4: Simplify right side
   14,067.87x = 149,369,870.86
5. Step 5: Solve for x
   x = 149,369,870.86/14,067.87
6. Step 6: Final answer
   x = 10,617.80