Finding the Fourth Proportional to 2,495.78, 3,743.63 and 956.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,495.78 : 3,743.63 = 956.78 : x
2. Step 2: Convert to fraction form
   2,495.78/3,743.63 = 956.78/x
3. Step 3: Cross multiply
   2,495.78x = 3,743.63 × 956.78
4. Step 4: Simplify right side
   2,495.78x = 3,581,830.31
5. Step 5: Solve for x
   x = 3,581,830.31/2,495.78
6. Step 6: Final answer
   x = 1,435.15