Finding the Fourth Proportional to 6,074.71, 8,382.89 and 3,422.09

Step by Step Solution

1. Step 1: Write the proportion equation
   6,074.71 : 8,382.89 = 3,422.09 : x
2. Step 2: Convert to fraction form
   6,074.71/8,382.89 = 3,422.09/x
3. Step 3: Cross multiply
   6,074.71x = 8,382.89 × 3,422.09
4. Step 4: Simplify right side
   6,074.71x = 28,687,033.55
5. Step 5: Solve for x
   x = 28,687,033.55/6,074.71
6. Step 6: Final answer
   x = 4,722.37