Finding the Fourth Proportional to 6,284.48, 8,672.43 and 3,489.98

Step by Step Solution

1. Step 1: Write the proportion equation
   6,284.48 : 8,672.43 = 3,489.98 : x
2. Step 2: Convert to fraction form
   6,284.48/8,672.43 = 3,489.98/x
3. Step 3: Cross multiply
   6,284.48x = 8,672.43 × 3,489.98
4. Step 4: Simplify right side
   6,284.48x = 30,266,607.25
5. Step 5: Solve for x
   x = 30,266,607.25/6,284.48
6. Step 6: Final answer
   x = 4,816.09