Finding the Fourth Proportional to 2,283.62, 3,420.83 and 1,049.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,283.62 : 3,420.83 = 1,049.31 : x
2. Step 2: Convert to fraction form
   2,283.62/3,420.83 = 1,049.31/x
3. Step 3: Cross multiply
   2,283.62x = 3,420.83 × 1,049.31
4. Step 4: Simplify right side
   2,283.62x = 3,589,505.88
5. Step 5: Solve for x
   x = 3,589,505.88/2,283.62
6. Step 6: Final answer
   x = 1,571.85