Finding the Fourth Proportional to 3,866.69, 5,798.31 and 1,233.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,866.69 : 5,798.31 = 1,233.71 : x
2. Step 2: Convert to fraction form
   3,866.69/5,798.31 = 1,233.71/x
3. Step 3: Cross multiply
   3,866.69x = 5,798.31 × 1,233.71
4. Step 4: Simplify right side
   3,866.69x = 7,153,404.04
5. Step 5: Solve for x
   x = 7,153,404.04/3,866.69
6. Step 6: Final answer
   x = 1,850.01