Finding the Fourth Proportional to 9,609.50, 14,420.72 and 3,369.57

Step by Step Solution

1. Step 1: Write the proportion equation
   9,609.50 : 14,420.72 = 3,369.57 : x
2. Step 2: Convert to fraction form
   9,609.50/14,420.72 = 3,369.57/x
3. Step 3: Cross multiply
   9,609.50x = 14,420.72 × 3,369.57
4. Step 4: Simplify right side
   9,609.50x = 48,591,608.64
5. Step 5: Solve for x
   x = 48,591,608.64/9,609.50
6. Step 6: Final answer
   x = 5,056.62