Finding the Fourth Proportional to 2,007.78, 3,010.41 and 968.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.78 : 3,010.41 = 968.05 : x
2. Step 2: Convert to fraction form
   2,007.78/3,010.41 = 968.05/x
3. Step 3: Cross multiply
   2,007.78x = 3,010.41 × 968.05
4. Step 4: Simplify right side
   2,007.78x = 2,914,207.51
5. Step 5: Solve for x
   x = 2,914,207.51/2,007.78
6. Step 6: Final answer
   x = 1,451.46