Finding the Fourth Proportional to 2,605.24, 3,596.40 and 1,662.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605.24 : 3,596.40 = 1,662.30 : x
2. Step 2: Convert to fraction form
   2,605.24/3,596.40 = 1,662.30/x
3. Step 3: Cross multiply
   2,605.24x = 3,596.40 × 1,662.30
4. Step 4: Simplify right side
   2,605.24x = 5,978,295.72
5. Step 5: Solve for x
   x = 5,978,295.72/2,605.24
6. Step 6: Final answer
   x = 2,294.72