Finding the Fourth Proportional to 3,736.02, 5,155.92 and 2,057.78

Step by Step Solution

1. Step 1: Write the proportion equation
   3,736.02 : 5,155.92 = 2,057.78 : x
2. Step 2: Convert to fraction form
   3,736.02/5,155.92 = 2,057.78/x
3. Step 3: Cross multiply
   3,736.02x = 5,155.92 × 2,057.78
4. Step 4: Simplify right side
   3,736.02x = 10,609,749.06
5. Step 5: Solve for x
   x = 10,609,749.06/3,736.02
6. Step 6: Final answer
   x = 2,839.85