Finding the Fourth Proportional to 2,669.64, 3,683.72 and 1,490.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,669.64 : 3,683.72 = 1,490.69 : x
2. Step 2: Convert to fraction form
   2,669.64/3,683.72 = 1,490.69/x
3. Step 3: Cross multiply
   2,669.64x = 3,683.72 × 1,490.69
4. Step 4: Simplify right side
   2,669.64x = 5,491,258.69
5. Step 5: Solve for x
   x = 5,491,258.69/2,669.64
6. Step 6: Final answer
   x = 2,056.93