Finding the Fourth Proportional to 9,616.73, 14,406.26 and 8,571.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,616.73 : 14,406.26 = 8,571.83 : x
2. Step 2: Convert to fraction form
   9,616.73/14,406.26 = 8,571.83/x
3. Step 3: Cross multiply
   9,616.73x = 14,406.26 × 8,571.83
4. Step 4: Simplify right side
   9,616.73x = 123,487,896.77
5. Step 5: Solve for x
   x = 123,487,896.77/9,616.73
6. Step 6: Final answer
   x = 12,840.95