Finding the Fourth Proportional to 9,561.50, 14,311.53 and 5,108.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,561.50 : 14,311.53 = 5,108.03 : x
2. Step 2: Convert to fraction form
   9,561.50/14,311.53 = 5,108.03/x
3. Step 3: Cross multiply
   9,561.50x = 14,311.53 × 5,108.03
4. Step 4: Simplify right side
   9,561.50x = 73,103,653.03
5. Step 5: Solve for x
   x = 73,103,653.03/9,561.50
6. Step 6: Final answer
   x = 7,645.63