Finding the Fourth Proportional to 2,079.51, 3,118.78 and 968.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,079.51 : 3,118.78 = 968.23 : x
2. Step 2: Convert to fraction form
   2,079.51/3,118.78 = 968.23/x
3. Step 3: Cross multiply
   2,079.51x = 3,118.78 × 968.23
4. Step 4: Simplify right side
   2,079.51x = 3,019,700.42
5. Step 5: Solve for x
   x = 3,019,700.42/2,079.51
6. Step 6: Final answer
   x = 1,452.12