Finding the Fourth Proportional to 2,609.15, 3,600.67 and 1,490.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,609.15 : 3,600.67 = 1,490.13 : x
2. Step 2: Convert to fraction form
   2,609.15/3,600.67 = 1,490.13/x
3. Step 3: Cross multiply
   2,609.15x = 3,600.67 × 1,490.13
4. Step 4: Simplify right side
   2,609.15x = 5,365,466.39
5. Step 5: Solve for x
   x = 5,365,466.39/2,609.15
6. Step 6: Final answer
   x = 2,056.40