Finding the Fourth Proportional to 6,271.86, 8,651.21 and 4,029.89

Step by Step Solution

1. Step 1: Write the proportion equation
   6,271.86 : 8,651.21 = 4,029.89 : x
2. Step 2: Convert to fraction form
   6,271.86/8,651.21 = 4,029.89/x
3. Step 3: Cross multiply
   6,271.86x = 8,651.21 × 4,029.89
4. Step 4: Simplify right side
   6,271.86x = 34,863,361.26
5. Step 5: Solve for x
   x = 34,863,361.26/6,271.86
6. Step 6: Final answer
   x = 5,558.69