Finding the Fourth Proportional to 2,114.53, 3,172.33 and 798.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,114.53 : 3,172.33 = 798.28 : x
2. Step 2: Convert to fraction form
   2,114.53/3,172.33 = 798.28/x
3. Step 3: Cross multiply
   2,114.53x = 3,172.33 × 798.28
4. Step 4: Simplify right side
   2,114.53x = 2,532,413.53
5. Step 5: Solve for x
   x = 2,532,413.53/2,114.53
6. Step 6: Final answer
   x = 1,197.62