Finding the Fourth Proportional to 2,020.24, 3,025.92 and 1,669.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020.24 : 3,025.92 = 1,669.60 : x
2. Step 2: Convert to fraction form
   2,020.24/3,025.92 = 1,669.60/x
3. Step 3: Cross multiply
   2,020.24x = 3,025.92 × 1,669.60
4. Step 4: Simplify right side
   2,020.24x = 5,052,076.03
5. Step 5: Solve for x
   x = 5,052,076.03/2,020.24
6. Step 6: Final answer
   x = 2,500.73