Finding the Fourth Proportional to 2,066.78, 3,097.53 and 968.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.78 : 3,097.53 = 968.72 : x
2. Step 2: Convert to fraction form
   2,066.78/3,097.53 = 968.72/x
3. Step 3: Cross multiply
   2,066.78x = 3,097.53 × 968.72
4. Step 4: Simplify right side
   2,066.78x = 3,000,639.26
5. Step 5: Solve for x
   x = 3,000,639.26/2,066.78
6. Step 6: Final answer
   x = 1,451.84