Finding the Fourth Proportional to 3,648.40, 5,034.81 and 2,076.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,648.40 : 5,034.81 = 2,076.46 : x
2. Step 2: Convert to fraction form
   3,648.40/5,034.81 = 2,076.46/x
3. Step 3: Cross multiply
   3,648.40x = 5,034.81 × 2,076.46
4. Step 4: Simplify right side
   3,648.40x = 10,454,581.57
5. Step 5: Solve for x
   x = 10,454,581.57/3,648.40
6. Step 6: Final answer
   x = 2,865.53