Finding the Fourth Proportional to 10,942.10, 16,413.38 and 3,922.57

Step by Step Solution

1. Step 1: Write the proportion equation
   10,942.10 : 16,413.38 = 3,922.57 : x
2. Step 2: Convert to fraction form
   10,942.10/16,413.38 = 3,922.57/x
3. Step 3: Cross multiply
   10,942.10x = 16,413.38 × 3,922.57
4. Step 4: Simplify right side
   10,942.10x = 64,382,530.31
5. Step 5: Solve for x
   x = 64,382,530.31/10,942.10
6. Step 6: Final answer
   x = 5,883.93