Finding the Fourth Proportional to 2,669.05, 3,683.27 and 1,490.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,669.05 : 3,683.27 = 1,490.20 : x
2. Step 2: Convert to fraction form
   2,669.05/3,683.27 = 1,490.20/x
3. Step 3: Cross multiply
   2,669.05x = 3,683.27 × 1,490.20
4. Step 4: Simplify right side
   2,669.05x = 5,488,803.47
5. Step 5: Solve for x
   x = 5,488,803.47/2,669.05
6. Step 6: Final answer
   x = 2,056.46