Finding the Fourth Proportional to 2,608.36, 3,599.62 and 1,429.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,608.36 : 3,599.62 = 1,429.42 : x
2. Step 2: Convert to fraction form
   2,608.36/3,599.62 = 1,429.42/x
3. Step 3: Cross multiply
   2,608.36x = 3,599.62 × 1,429.42
4. Step 4: Simplify right side
   2,608.36x = 5,145,350.82
5. Step 5: Solve for x
   x = 5,145,350.82/2,608.36
6. Step 6: Final answer
   x = 1,972.64