Finding the Fourth Proportional to 16,471.14, 22,724.55 and 9,392.46

Step by Step Solution

1. Step 1: Write the proportion equation
   16,471.14 : 22,724.55 = 9,392.46 : x
2. Step 2: Convert to fraction form
   16,471.14/22,724.55 = 9,392.46/x
3. Step 3: Cross multiply
   16,471.14x = 22,724.55 × 9,392.46
4. Step 4: Simplify right side
   16,471.14x = 213,439,426.89
5. Step 5: Solve for x
   x = 213,439,426.89/16,471.14
6. Step 6: Final answer
   x = 12,958.39