Finding the Fourth Proportional to 3,440.39, 5,147.82 and 2,054.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,440.39 : 5,147.82 = 2,054.48 : x
2. Step 2: Convert to fraction form
   3,440.39/5,147.82 = 2,054.48/x
3. Step 3: Cross multiply
   3,440.39x = 5,147.82 × 2,054.48
4. Step 4: Simplify right side
   3,440.39x = 10,576,067.49
5. Step 5: Solve for x
   x = 10,576,067.49/3,440.39
6. Step 6: Final answer
   x = 3,074.09