Finding the Fourth Proportional to 3,736.16, 5,155.91 and 2,057.57

Step by Step Solution

1. Step 1: Write the proportion equation
   3,736.16 : 5,155.91 = 2,057.57 : x
2. Step 2: Convert to fraction form
   3,736.16/5,155.91 = 2,057.57/x
3. Step 3: Cross multiply
   3,736.16x = 5,155.91 × 2,057.57
4. Step 4: Simplify right side
   3,736.16x = 10,608,609.67
5. Step 5: Solve for x
   x = 10,608,609.67/3,736.16
6. Step 6: Final answer
   x = 2,839.44