Finding the Fourth Proportional to 2,457.27, 3,391.53 and 1,513.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,457.27 : 3,391.53 = 1,513.53 : x
2. Step 2: Convert to fraction form
   2,457.27/3,391.53 = 1,513.53/x
3. Step 3: Cross multiply
   2,457.27x = 3,391.53 × 1,513.53
4. Step 4: Simplify right side
   2,457.27x = 5,133,182.40
5. Step 5: Solve for x
   x = 5,133,182.40/2,457.27
6. Step 6: Final answer
   x = 2,088.98