Finding the Fourth Proportional to 9,735.69, 14,607.72 and 3,163.89

Step by Step Solution

1. Step 1: Write the proportion equation
   9,735.69 : 14,607.72 = 3,163.89 : x
2. Step 2: Convert to fraction form
   9,735.69/14,607.72 = 3,163.89/x
3. Step 3: Cross multiply
   9,735.69x = 14,607.72 × 3,163.89
4. Step 4: Simplify right side
   9,735.69x = 46,217,219.23
5. Step 5: Solve for x
   x = 46,217,219.23/9,735.69
6. Step 6: Final answer
   x = 4,747.20