Finding the Fourth Proportional to 2,608.65, 3,599.92 and 1,429.73

Step by Step Solution

1. Step 1: Write the proportion equation
   2,608.65 : 3,599.92 = 1,429.73 : x
2. Step 2: Convert to fraction form
   2,608.65/3,599.92 = 1,429.73/x
3. Step 3: Cross multiply
   2,608.65x = 3,599.92 × 1,429.73
4. Step 4: Simplify right side
   2,608.65x = 5,146,892.05
5. Step 5: Solve for x
   x = 5,146,892.05/2,608.65
6. Step 6: Final answer
   x = 1,973.01