Finding the Fourth Proportional to 2,456.53, 3,685.46 and 996.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456.53 : 3,685.46 = 996.70 : x
2. Step 2: Convert to fraction form
   2,456.53/3,685.46 = 996.70/x
3. Step 3: Cross multiply
   2,456.53x = 3,685.46 × 996.70
4. Step 4: Simplify right side
   2,456.53x = 3,673,297.98
5. Step 5: Solve for x
   x = 3,673,297.98/2,456.53
6. Step 6: Final answer
   x = 1,495.32