Finding the Fourth Proportional to 1,608.33, 2,410.65 and 683.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,608.33 : 2,410.65 = 683.31 : x
2. Step 2: Convert to fraction form
   1,608.33/2,410.65 = 683.31/x
3. Step 3: Cross multiply
   1,608.33x = 2,410.65 × 683.31
4. Step 4: Simplify right side
   1,608.33x = 1,647,221.25
5. Step 5: Solve for x
   x = 1,647,221.25/1,608.33
6. Step 6: Final answer
   x = 1,024.18