Finding the Fourth Proportional to 3,296.78, 4,945.89 and 956.81

Step by Step Solution

1. Step 1: Write the proportion equation
   3,296.78 : 4,945.89 = 956.81 : x
2. Step 2: Convert to fraction form
   3,296.78/4,945.89 = 956.81/x
3. Step 3: Cross multiply
   3,296.78x = 4,945.89 × 956.81
4. Step 4: Simplify right side
   3,296.78x = 4,732,284.89
5. Step 5: Solve for x
   x = 4,732,284.89/3,296.78
6. Step 6: Final answer
   x = 1,435.43