Finding the Fourth Proportional to 1,413.98, 1,950.89 and 883.40

Step by Step Solution

1. Step 1: Write the proportion equation
   1,413.98 : 1,950.89 = 883.40 : x
2. Step 2: Convert to fraction form
   1,413.98/1,950.89 = 883.40/x
3. Step 3: Cross multiply
   1,413.98x = 1,950.89 × 883.40
4. Step 4: Simplify right side
   1,413.98x = 1,723,415.13
5. Step 5: Solve for x
   x = 1,723,415.13/1,413.98
6. Step 6: Final answer
   x = 1,218.84