Finding the Fourth Proportional to 2,456.33, 3,685.57 and 976.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456.33 : 3,685.57 = 976.05 : x
2. Step 2: Convert to fraction form
   2,456.33/3,685.57 = 976.05/x
3. Step 3: Cross multiply
   2,456.33x = 3,685.57 × 976.05
4. Step 4: Simplify right side
   2,456.33x = 3,597,298.16
5. Step 5: Solve for x
   x = 3,597,298.16/2,456.33
6. Step 6: Final answer
   x = 1,464.50