Finding the Fourth Proportional to 3,629.42, 5,008.46 and 2,057.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,629.42 : 5,008.46 = 2,057.82 : x
2. Step 2: Convert to fraction form
   3,629.42/5,008.46 = 2,057.82/x
3. Step 3: Cross multiply
   3,629.42x = 5,008.46 × 2,057.82
4. Step 4: Simplify right side
   3,629.42x = 10,306,509.16
5. Step 5: Solve for x
   x = 10,306,509.16/3,629.42
6. Step 6: Final answer
   x = 2,839.71