Finding the Fourth Proportional to 16,086.46, 22,212.84 and 12,100.64

Step by Step Solution

1. Step 1: Write the proportion equation
   16,086.46 : 22,212.84 = 12,100.64 : x
2. Step 2: Convert to fraction form
   16,086.46/22,212.84 = 12,100.64/x
3. Step 3: Cross multiply
   16,086.46x = 22,212.84 × 12,100.64
4. Step 4: Simplify right side
   16,086.46x = 268,789,580.22
5. Step 5: Solve for x
   x = 268,789,580.22/16,086.46
6. Step 6: Final answer
   x = 16,709.06