Finding the Fourth Proportional to 1,413.78, 1,950.04 and 995.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,413.78 : 1,950.04 = 995.01 : x
2. Step 2: Convert to fraction form
   1,413.78/1,950.04 = 995.01/x
3. Step 3: Cross multiply
   1,413.78x = 1,950.04 × 995.01
4. Step 4: Simplify right side
   1,413.78x = 1,940,309.30
5. Step 5: Solve for x
   x = 1,940,309.30/1,413.78
6. Step 6: Final answer
   x = 1,372.43