Finding the Fourth Proportional to 2,434.81, 3,360.90 and 1,490.38

Step by Step Solution

1. Step 1: Write the proportion equation
   2,434.81 : 3,360.90 = 1,490.38 : x
2. Step 2: Convert to fraction form
   2,434.81/3,360.90 = 1,490.38/x
3. Step 3: Cross multiply
   2,434.81x = 3,360.90 × 1,490.38
4. Step 4: Simplify right side
   2,434.81x = 5,009,019.81
5. Step 5: Solve for x
   x = 5,009,019.81/2,434.81
6. Step 6: Final answer
   x = 2,057.26