Finding the Fourth Proportional to 2,456.52, 3,684.67 and 1,069.09

Step by Step Solution

1. Step 1: Write the proportion equation
   2,456.52 : 3,684.67 = 1,069.09 : x
2. Step 2: Convert to fraction form
   2,456.52/3,684.67 = 1,069.09/x
3. Step 3: Cross multiply
   2,456.52x = 3,684.67 × 1,069.09
4. Step 4: Simplify right side
   2,456.52x = 3,939,243.85
5. Step 5: Solve for x
   x = 3,939,243.85/2,456.52
6. Step 6: Final answer
   x = 1,603.59