Finding the Fourth Proportional to 6,429.71, 8,872.58 and 3,596.59

Step by Step Solution

1. Step 1: Write the proportion equation
   6,429.71 : 8,872.58 = 3,596.59 : x
2. Step 2: Convert to fraction form
   6,429.71/8,872.58 = 3,596.59/x
3. Step 3: Cross multiply
   6,429.71x = 8,872.58 × 3,596.59
4. Step 4: Simplify right side
   6,429.71x = 31,911,032.50
5. Step 5: Solve for x
   x = 31,911,032.50/6,429.71
6. Step 6: Final answer
   x = 4,963.06