Finding the Fourth Proportional to 2,069.83, 3,104.82 and 683.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,069.83 : 3,104.82 = 683.20 : x
2. Step 2: Convert to fraction form
   2,069.83/3,104.82 = 683.20/x
3. Step 3: Cross multiply
   2,069.83x = 3,104.82 × 683.20
4. Step 4: Simplify right side
   2,069.83x = 2,121,213.02
5. Step 5: Solve for x
   x = 2,121,213.02/2,069.83
6. Step 6: Final answer
   x = 1,024.82