Finding the Fourth Proportional to 2,057.94, 2,839.93 and 1,113.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057.94 : 2,839.93 = 1,113.71 : x
2. Step 2: Convert to fraction form
   2,057.94/2,839.93 = 1,113.71/x
3. Step 3: Cross multiply
   2,057.94x = 2,839.93 × 1,113.71
4. Step 4: Simplify right side
   2,057.94x = 3,162,846.23
5. Step 5: Solve for x
   x = 3,162,846.23/2,057.94
6. Step 6: Final answer
   x = 1,536.90