Finding the Fourth Proportional to 2,456.50, 3,682.32 and 1,155.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456.50 : 3,682.32 = 1,155.64 : x
2. Step 2: Convert to fraction form
   2,456.50/3,682.32 = 1,155.64/x
3. Step 3: Cross multiply
   2,456.50x = 3,682.32 × 1,155.64
4. Step 4: Simplify right side
   2,456.50x = 4,255,436.28
5. Step 5: Solve for x
   x = 4,255,436.28/2,456.50
6. Step 6: Final answer
   x = 1,732.32