Finding the Fourth Proportional to 2,669.42, 3,683.49 and 1,490.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,669.42 : 3,683.49 = 1,490.45 : x
2. Step 2: Convert to fraction form
   2,669.42/3,683.49 = 1,490.45/x
3. Step 3: Cross multiply
   2,669.42x = 3,683.49 × 1,490.45
4. Step 4: Simplify right side
   2,669.42x = 5,490,057.67
5. Step 5: Solve for x
   x = 5,490,057.67/2,669.42
6. Step 6: Final answer
   x = 2,056.65