Finding the Fourth Proportional to 1,448.55, 2,168.51 and 1,413.99

Step by Step Solution

1. Step 1: Write the proportion equation
   1,448.55 : 2,168.51 = 1,413.99 : x
2. Step 2: Convert to fraction form
   1,448.55/2,168.51 = 1,413.99/x
3. Step 3: Cross multiply
   1,448.55x = 2,168.51 × 1,413.99
4. Step 4: Simplify right side
   1,448.55x = 3,066,244.38
5. Step 5: Solve for x
   x = 3,066,244.38/1,448.55
6. Step 6: Final answer
   x = 2,116.77