Finding the Fourth Proportional to 6,429.26, 8,872.56 and 3,596.55

Step by Step Solution

1. Step 1: Write the proportion equation
   6,429.26 : 8,872.56 = 3,596.55 : x
2. Step 2: Convert to fraction form
   6,429.26/8,872.56 = 3,596.55/x
3. Step 3: Cross multiply
   6,429.26x = 8,872.56 × 3,596.55
4. Step 4: Simplify right side
   6,429.26x = 31,910,605.67
5. Step 5: Solve for x
   x = 31,910,605.67/6,429.26
6. Step 6: Final answer
   x = 4,963.34