Finding the Fourth Proportional to 2,669.43, 3,683.90 and 1,490.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,669.43 : 3,683.90 = 1,490.55 : x
2. Step 2: Convert to fraction form
   2,669.43/3,683.90 = 1,490.55/x
3. Step 3: Cross multiply
   2,669.43x = 3,683.90 × 1,490.55
4. Step 4: Simplify right side
   2,669.43x = 5,491,029.69
5. Step 5: Solve for x
   x = 5,491,029.69/2,669.43
6. Step 6: Final answer
   x = 2,057.00