Finding the Fourth Proportional to 2,669.50, 3,684.09 and 1,490.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,669.50 : 3,684.09 = 1,490.60 : x
2. Step 2: Convert to fraction form
   2,669.50/3,684.09 = 1,490.60/x
3. Step 3: Cross multiply
   2,669.50x = 3,684.09 × 1,490.60
4. Step 4: Simplify right side
   2,669.50x = 5,491,504.55
5. Step 5: Solve for x
   x = 5,491,504.55/2,669.50
6. Step 6: Final answer
   x = 2,057.13