Finding the Fourth Proportional to 1,265.50, 1,896.83 and 956.35

Step by Step Solution

1. Step 1: Write the proportion equation
   1,265.50 : 1,896.83 = 956.35 : x
2. Step 2: Convert to fraction form
   1,265.50/1,896.83 = 956.35/x
3. Step 3: Cross multiply
   1,265.50x = 1,896.83 × 956.35
4. Step 4: Simplify right side
   1,265.50x = 1,814,033.37
5. Step 5: Solve for x
   x = 1,814,033.37/1,265.50
6. Step 6: Final answer
   x = 1,433.45