Finding the Fourth Proportional to 3,866.87, 5,800.71 and 1,675.82

Step by Step Solution

1. Step 1: Write the proportion equation
   3,866.87 : 5,800.71 = 1,675.82 : x
2. Step 2: Convert to fraction form
   3,866.87/5,800.71 = 1,675.82/x
3. Step 3: Cross multiply
   3,866.87x = 5,800.71 × 1,675.82
4. Step 4: Simplify right side
   3,866.87x = 9,720,945.83
5. Step 5: Solve for x
   x = 9,720,945.83/3,866.87
6. Step 6: Final answer
   x = 2,513.91