Finding the Fourth Proportional to 9,563.85, 14,350.69 and 3,945.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,563.85 : 14,350.69 = 3,945.67 : x
2. Step 2: Convert to fraction form
   9,563.85/14,350.69 = 3,945.67/x
3. Step 3: Cross multiply
   9,563.85x = 14,350.69 × 3,945.67
4. Step 4: Simplify right side
   9,563.85x = 56,623,087.01
5. Step 5: Solve for x
   x = 56,623,087.01/9,563.85
6. Step 6: Final answer
   x = 5,920.53