Finding the Fourth Proportional to 2,605.43, 3,595.49 and 1,426.49

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605.43 : 3,595.49 = 1,426.49 : x
2. Step 2: Convert to fraction form
   2,605.43/3,595.49 = 1,426.49/x
3. Step 3: Cross multiply
   2,605.43x = 3,595.49 × 1,426.49
4. Step 4: Simplify right side
   2,605.43x = 5,128,932.39
5. Step 5: Solve for x
   x = 5,128,932.39/2,605.43
6. Step 6: Final answer
   x = 1,968.56