Finding the Fourth Proportional to 2,608.29, 3,599.51 and 1,429.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,608.29 : 3,599.51 = 1,429.47 : x
2. Step 2: Convert to fraction form
   2,608.29/3,599.51 = 1,429.47/x
3. Step 3: Cross multiply
   2,608.29x = 3,599.51 × 1,429.47
4. Step 4: Simplify right side
   2,608.29x = 5,145,384.41
5. Step 5: Solve for x
   x = 5,145,384.41/2,608.29
6. Step 6: Final answer
   x = 1,972.70