Finding the Fourth Proportional to 2,605.38, 3,595.42 and 1,426.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605.38 : 3,595.42 = 1,426.47 : x
2. Step 2: Convert to fraction form
   2,605.38/3,595.42 = 1,426.47/x
3. Step 3: Cross multiply
   2,605.38x = 3,595.42 × 1,426.47
4. Step 4: Simplify right side
   2,605.38x = 5,128,758.77
5. Step 5: Solve for x
   x = 5,128,758.77/2,605.38
6. Step 6: Final answer
   x = 1,968.53