Finding the Fourth Proportional to 3,011.48, 4,514.78 and 2,768.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,011.48 : 4,514.78 = 2,768.48 : x
2. Step 2: Convert to fraction form
   3,011.48/4,514.78 = 2,768.48/x
3. Step 3: Cross multiply
   3,011.48x = 4,514.78 × 2,768.48
4. Step 4: Simplify right side
   3,011.48x = 12,499,055.56
5. Step 5: Solve for x
   x = 12,499,055.56/3,011.48
6. Step 6: Final answer
   x = 4,150.48