Finding the Fourth Proportional to 3,736.49, 5,156.28 and 2,057.81

Step by Step Solution

1. Step 1: Write the proportion equation
   3,736.49 : 5,156.28 = 2,057.81 : x
2. Step 2: Convert to fraction form
   3,736.49/5,156.28 = 2,057.81/x
3. Step 3: Cross multiply
   3,736.49x = 5,156.28 × 2,057.81
4. Step 4: Simplify right side
   3,736.49x = 10,610,644.55
5. Step 5: Solve for x
   x = 10,610,644.55/3,736.49
6. Step 6: Final answer
   x = 2,839.74