Finding the Fourth Proportional to 3,758.83, 5,187.22 and 2,057.38

Step by Step Solution

1. Step 1: Write the proportion equation
   3,758.83 : 5,187.22 = 2,057.38 : x
2. Step 2: Convert to fraction form
   3,758.83/5,187.22 = 2,057.38/x
3. Step 3: Cross multiply
   3,758.83x = 5,187.22 × 2,057.38
4. Step 4: Simplify right side
   3,758.83x = 10,672,064.57
5. Step 5: Solve for x
   x = 10,672,064.57/3,758.83
6. Step 6: Final answer
   x = 2,839.20