Finding the Fourth Proportional to 2,609.50, 3,601.41 and 1,490.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,609.50 : 3,601.41 = 1,490.60 : x
2. Step 2: Convert to fraction form
   2,609.50/3,601.41 = 1,490.60/x
3. Step 3: Cross multiply
   2,609.50x = 3,601.41 × 1,490.60
4. Step 4: Simplify right side
   2,609.50x = 5,368,261.75
5. Step 5: Solve for x
   x = 5,368,261.75/2,609.50
6. Step 6: Final answer
   x = 2,057.20