Finding the Fourth Proportional to 2,613.54, 3,918.87 and 1,792.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613.54 : 3,918.87 = 1,792.02 : x
2. Step 2: Convert to fraction form
   2,613.54/3,918.87 = 1,792.02/x
3. Step 3: Cross multiply
   2,613.54x = 3,918.87 × 1,792.02
4. Step 4: Simplify right side
   2,613.54x = 7,022,693.42
5. Step 5: Solve for x
   x = 7,022,693.42/2,613.54
6. Step 6: Final answer
   x = 2,687.04