Finding the Fourth Proportional to 1,413.58, 2,119.34 and 950.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,413.58 : 2,119.34 = 950.21 : x
2. Step 2: Convert to fraction form
   1,413.58/2,119.34 = 950.21/x
3. Step 3: Cross multiply
   1,413.58x = 2,119.34 × 950.21
4. Step 4: Simplify right side
   1,413.58x = 2,013,809.15
5. Step 5: Solve for x
   x = 2,013,809.15/1,413.58
6. Step 6: Final answer
   x = 1,424.62