Finding the Fourth Proportional to 2,605.71, 3,595.95 and 1,426.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605.71 : 3,595.95 = 1,426.83 : x
2. Step 2: Convert to fraction form
   2,605.71/3,595.95 = 1,426.83/x
3. Step 3: Cross multiply
   2,605.71x = 3,595.95 × 1,426.83
4. Step 4: Simplify right side
   2,605.71x = 5,130,809.34
5. Step 5: Solve for x
   x = 5,130,809.34/2,605.71
6. Step 6: Final answer
   x = 1,969.06