Finding the Fourth Proportional to 2,489.59, 3,434.49 and 1,493.15

Step by Step Solution

1. Step 1: Write the proportion equation
   2,489.59 : 3,434.49 = 1,493.15 : x
2. Step 2: Convert to fraction form
   2,489.59/3,434.49 = 1,493.15/x
3. Step 3: Cross multiply
   2,489.59x = 3,434.49 × 1,493.15
4. Step 4: Simplify right side
   2,489.59x = 5,128,217.33
5. Step 5: Solve for x
   x = 5,128,217.33/2,489.59
6. Step 6: Final answer
   x = 2,059.87