Finding the Fourth Proportional to 2,608.38, 3,599.58 and 1,429.46

Step by Step Solution

1. Step 1: Write the proportion equation
   2,608.38 : 3,599.58 = 1,429.46 : x
2. Step 2: Convert to fraction form
   2,608.38/3,599.58 = 1,429.46/x
3. Step 3: Cross multiply
   2,608.38x = 3,599.58 × 1,429.46
4. Step 4: Simplify right side
   2,608.38x = 5,145,455.63
5. Step 5: Solve for x
   x = 5,145,455.63/2,608.38
6. Step 6: Final answer
   x = 1,972.66