Finding the Fourth Proportional to 2,639.34, 3,634.25 and 2,305.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,639.34 : 3,634.25 = 2,305.83 : x
2. Step 2: Convert to fraction form
   2,639.34/3,634.25 = 2,305.83/x
3. Step 3: Cross multiply
   2,639.34x = 3,634.25 × 2,305.83
4. Step 4: Simplify right side
   2,639.34x = 8,379,951.15
5. Step 5: Solve for x
   x = 8,379,951.15/2,639.34
6. Step 6: Final answer
   x = 3,175.02