Finding the Fourth Proportional to 2,457.69, 3,686.50 and 996.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,457.69 : 3,686.50 = 996.49 : x
2. Step 2: Convert to fraction form
   2,457.69/3,686.50 = 996.49/x
3. Step 3: Cross multiply
   2,457.69x = 3,686.50 × 996.49
4. Step 4: Simplify right side
   2,457.69x = 3,673,560.39
5. Step 5: Solve for x
   x = 3,673,560.39/2,457.69
6. Step 6: Final answer
   x = 1,494.72