Finding the Fourth Proportional to 3,976.30, 5,488.02 and 2,297.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,976.30 : 5,488.02 = 2,297.48 : x
2. Step 2: Convert to fraction form
   3,976.30/5,488.02 = 2,297.48/x
3. Step 3: Cross multiply
   3,976.30x = 5,488.02 × 2,297.48
4. Step 4: Simplify right side
   3,976.30x = 12,608,616.19
5. Step 5: Solve for x
   x = 12,608,616.19/3,976.30
6. Step 6: Final answer
   x = 3,170.94