Finding the Fourth Proportional to 16,004.93, 22,086.71 and 8,931.33

Step by Step Solution

1. Step 1: Write the proportion equation
   16,004.93 : 22,086.71 = 8,931.33 : x
2. Step 2: Convert to fraction form
   16,004.93/22,086.71 = 8,931.33/x
3. Step 3: Cross multiply
   16,004.93x = 22,086.71 × 8,931.33
4. Step 4: Simplify right side
   16,004.93x = 197,263,684.46
5. Step 5: Solve for x
   x = 197,263,684.46/16,004.93
6. Step 6: Final answer
   x = 12,325.19