Finding the Fourth Proportional to 3,629.69, 5,009.07 and 2,057.89

Step by Step Solution

1. Step 1: Write the proportion equation
   3,629.69 : 5,009.07 = 2,057.89 : x
2. Step 2: Convert to fraction form
   3,629.69/5,009.07 = 2,057.89/x
3. Step 3: Cross multiply
   3,629.69x = 5,009.07 × 2,057.89
4. Step 4: Simplify right side
   3,629.69x = 10,308,090.02
5. Step 5: Solve for x
   x = 10,308,090.02/3,629.69
6. Step 6: Final answer
   x = 2,839.94