Finding the Fourth Proportional to 2,605.76, 3,596.03 and 1,426.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605.76 : 3,596.03 = 1,426.82 : x
2. Step 2: Convert to fraction form
   2,605.76/3,596.03 = 1,426.82/x
3. Step 3: Cross multiply
   2,605.76x = 3,596.03 × 1,426.82
4. Step 4: Simplify right side
   2,605.76x = 5,130,889.38
5. Step 5: Solve for x
   x = 5,130,889.38/2,605.76
6. Step 6: Final answer
   x = 1,969.06