Finding the Fourth Proportional to 16,005.01, 22,087.62 and 8,931.46

Step by Step Solution

1. Step 1: Write the proportion equation
   16,005.01 : 22,087.62 = 8,931.46 : x
2. Step 2: Convert to fraction form
   16,005.01/22,087.62 = 8,931.46/x
3. Step 3: Cross multiply
   16,005.01x = 22,087.62 × 8,931.46
4. Step 4: Simplify right side
   16,005.01x = 197,274,694.53
5. Step 5: Solve for x
   x = 197,274,694.53/16,005.01
6. Step 6: Final answer
   x = 12,325.81