Finding the Fourth Proportional to 16,222.79, 22,389.02 and 9,847.91

Step by Step Solution

1. Step 1: Write the proportion equation
   16,222.79 : 22,389.02 = 9,847.91 : x
2. Step 2: Convert to fraction form
   16,222.79/22,389.02 = 9,847.91/x
3. Step 3: Cross multiply
   16,222.79x = 22,389.02 × 9,847.91
4. Step 4: Simplify right side
   16,222.79x = 220,485,004.71
5. Step 5: Solve for x
   x = 220,485,004.71/16,222.79
6. Step 6: Final answer
   x = 13,591.07