Finding the Fourth Proportional to 3,648.12, 5,034.42 and 2,076.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,648.12 : 5,034.42 = 2,076.18 : x
2. Step 2: Convert to fraction form
   3,648.12/5,034.42 = 2,076.18/x
3. Step 3: Cross multiply
   3,648.12x = 5,034.42 × 2,076.18
4. Step 4: Simplify right side
   3,648.12x = 10,452,362.12
5. Step 5: Solve for x
   x = 10,452,362.12/3,648.12
6. Step 6: Final answer
   x = 2,865.14