Finding the Fourth Proportional to 2,605.44, 3,595.52 and 1,426.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605.44 : 3,595.52 = 1,426.59 : x
2. Step 2: Convert to fraction form
   2,605.44/3,595.52 = 1,426.59/x
3. Step 3: Cross multiply
   2,605.44x = 3,595.52 × 1,426.59
4. Step 4: Simplify right side
   2,605.44x = 5,129,332.88
5. Step 5: Solve for x
   x = 5,129,332.88/2,605.44
6. Step 6: Final answer
   x = 1,968.70