Finding the Fourth Proportional to 2,556.90, 3,831.42 and 1,514.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,556.90 : 3,831.42 = 1,514.83 : x
2. Step 2: Convert to fraction form
   2,556.90/3,831.42 = 1,514.83/x
3. Step 3: Cross multiply
   2,556.90x = 3,831.42 × 1,514.83
4. Step 4: Simplify right side
   2,556.90x = 5,803,923.23
5. Step 5: Solve for x
   x = 5,803,923.23/2,556.90
6. Step 6: Final answer
   x = 2,269.91