Finding the Fourth Proportional to 16,159.86, 22,300.74 and 9,086.22

Step by Step Solution

1. Step 1: Write the proportion equation
   16,159.86 : 22,300.74 = 9,086.22 : x
2. Step 2: Convert to fraction form
   16,159.86/22,300.74 = 9,086.22/x
3. Step 3: Cross multiply
   16,159.86x = 22,300.74 × 9,086.22
4. Step 4: Simplify right side
   16,159.86x = 202,629,429.80
5. Step 5: Solve for x
   x = 202,629,429.80/16,159.86
6. Step 6: Final answer
   x = 12,539.06