Finding the Fourth Proportional to 2,457.27, 3,686.56 and 995.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,457.27 : 3,686.56 = 995.63 : x
2. Step 2: Convert to fraction form
   2,457.27/3,686.56 = 995.63/x
3. Step 3: Cross multiply
   2,457.27x = 3,686.56 × 995.63
4. Step 4: Simplify right side
   2,457.27x = 3,670,428.81
5. Step 5: Solve for x
   x = 3,670,428.81/2,457.27
6. Step 6: Final answer
   x = 1,493.70