Finding the Fourth Proportional to 6,224.22, 8,589.38 and 3,429.72

Step by Step Solution

1. Step 1: Write the proportion equation
   6,224.22 : 8,589.38 = 3,429.72 : x
2. Step 2: Convert to fraction form
   6,224.22/8,589.38 = 3,429.72/x
3. Step 3: Cross multiply
   6,224.22x = 8,589.38 × 3,429.72
4. Step 4: Simplify right side
   6,224.22x = 29,459,168.37
5. Step 5: Solve for x
   x = 29,459,168.37/6,224.22
6. Step 6: Final answer
   x = 4,732.99