Finding the Fourth Proportional to 2,556.48, 3,831.69 and 1,092.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556.48 : 3,831.69 = 1,092.54 : x
2. Step 2: Convert to fraction form
   2,556.48/3,831.69 = 1,092.54/x
3. Step 3: Cross multiply
   2,556.48x = 3,831.69 × 1,092.54
4. Step 4: Simplify right side
   2,556.48x = 4,186,274.59
5. Step 5: Solve for x
   x = 4,186,274.59/2,556.48
6. Step 6: Final answer
   x = 1,637.52