Finding the Fourth Proportional to 2,411.78, 3,617.83 and 951.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,411.78 : 3,617.83 = 951.96 : x
2. Step 2: Convert to fraction form
   2,411.78/3,617.83 = 951.96/x
3. Step 3: Cross multiply
   2,411.78x = 3,617.83 × 951.96
4. Step 4: Simplify right side
   2,411.78x = 3,444,029.45
5. Step 5: Solve for x
   x = 3,444,029.45/2,411.78
6. Step 6: Final answer
   x = 1,428.00