Finding the Fourth Proportional to 2,605.10, 3,595.05 and 1,426.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605.10 : 3,595.05 = 1,426.28 : x
2. Step 2: Convert to fraction form
   2,605.10/3,595.05 = 1,426.28/x
3. Step 3: Cross multiply
   2,605.10x = 3,595.05 × 1,426.28
4. Step 4: Simplify right side
   2,605.10x = 5,127,529.94
5. Step 5: Solve for x
   x = 5,127,529.94/2,605.10
6. Step 6: Final answer
   x = 1,968.27