Finding the Fourth Proportional to 2,606.16, 3,596.49 and 1,427.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,606.16 : 3,596.49 = 1,427.31 : x
2. Step 2: Convert to fraction form
   2,606.16/3,596.49 = 1,427.31/x
3. Step 3: Cross multiply
   2,606.16x = 3,596.49 × 1,427.31
4. Step 4: Simplify right side
   2,606.16x = 5,133,306.14
5. Step 5: Solve for x
   x = 5,133,306.14/2,606.16
6. Step 6: Final answer
   x = 1,969.68