Finding the Fourth Proportional to 3,735.94, 5,155.72 and 2,057.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,735.94 : 5,155.72 = 2,057.47 : x
2. Step 2: Convert to fraction form
   3,735.94/5,155.72 = 2,057.47/x
3. Step 3: Cross multiply
   3,735.94x = 5,155.72 × 2,057.47
4. Step 4: Simplify right side
   3,735.94x = 10,607,739.23
5. Step 5: Solve for x
   x = 10,607,739.23/3,735.94
6. Step 6: Final answer
   x = 2,839.38