Finding the Fourth Proportional to 22,178.71, 30,606.56 and 12,107.27

Step by Step Solution

1. Step 1: Write the proportion equation
   22,178.71 : 30,606.56 = 12,107.27 : x
2. Step 2: Convert to fraction form
   22,178.71/30,606.56 = 12,107.27/x
3. Step 3: Cross multiply
   22,178.71x = 30,606.56 × 12,107.27
4. Step 4: Simplify right side
   22,178.71x = 370,561,947.07
5. Step 5: Solve for x
   x = 370,561,947.07/22,178.71
6. Step 6: Final answer
   x = 16,708.00