Finding the Fourth Proportional to 16,238.12, 22,413.71 and 9,526.46

Step by Step Solution

1. Step 1: Write the proportion equation
   16,238.12 : 22,413.71 = 9,526.46 : x
2. Step 2: Convert to fraction form
   16,238.12/22,413.71 = 9,526.46/x
3. Step 3: Cross multiply
   16,238.12x = 22,413.71 × 9,526.46
4. Step 4: Simplify right side
   16,238.12x = 213,523,320.17
5. Step 5: Solve for x
   x = 213,523,320.17/16,238.12
6. Step 6: Final answer
   x = 13,149.51