Finding the Fourth Proportional to 2,605.28, 3,595.28 and 1,426.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605.28 : 3,595.28 = 1,426.33 : x
2. Step 2: Convert to fraction form
   2,605.28/3,595.28 = 1,426.33/x
3. Step 3: Cross multiply
   2,605.28x = 3,595.28 × 1,426.33
4. Step 4: Simplify right side
   2,605.28x = 5,128,039.60
5. Step 5: Solve for x
   x = 5,128,039.60/2,605.28
6. Step 6: Final answer
   x = 1,968.32