Finding the Fourth Proportional to 2,057.82, 2,839.80 and 1,126.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,057.82 : 2,839.80 = 1,126.32 : x
2. Step 2: Convert to fraction form
   2,057.82/2,839.80 = 1,126.32/x
3. Step 3: Cross multiply
   2,057.82x = 2,839.80 × 1,126.32
4. Step 4: Simplify right side
   2,057.82x = 3,198,523.54
5. Step 5: Solve for x
   x = 3,198,523.54/2,057.82
6. Step 6: Final answer
   x = 1,554.33