Finding the Fourth Proportional to 1,413.33, 1,949.41 and 972.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,413.33 : 1,949.41 = 972.29 : x
2. Step 2: Convert to fraction form
   1,413.33/1,949.41 = 972.29/x
3. Step 3: Cross multiply
   1,413.33x = 1,949.41 × 972.29
4. Step 4: Simplify right side
   1,413.33x = 1,895,391.85
5. Step 5: Solve for x
   x = 1,895,391.85/1,413.33
6. Step 6: Final answer
   x = 1,341.08