Finding the Fourth Proportional to 6,291.18, 8,681.67 and 3,496.50

Step by Step Solution

1. Step 1: Write the proportion equation
   6,291.18 : 8,681.67 = 3,496.50 : x
2. Step 2: Convert to fraction form
   6,291.18/8,681.67 = 3,496.50/x
3. Step 3: Cross multiply
   6,291.18x = 8,681.67 × 3,496.50
4. Step 4: Simplify right side
   6,291.18x = 30,355,459.16
5. Step 5: Solve for x
   x = 30,355,459.16/6,291.18
6. Step 6: Final answer
   x = 4,825.08