Finding the Fourth Proportional to 2,601.36, 3,902.10 and 956.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,601.36 : 3,902.10 = 956.83 : x
2. Step 2: Convert to fraction form
   2,601.36/3,902.10 = 956.83/x
3. Step 3: Cross multiply
   2,601.36x = 3,902.10 × 956.83
4. Step 4: Simplify right side
   2,601.36x = 3,733,646.34
5. Step 5: Solve for x
   x = 3,733,646.34/2,601.36
6. Step 6: Final answer
   x = 1,435.27