Finding the Fourth Proportional to 12,282.56, 18,334.48 and 10,727.36

Step by Step Solution

1. Step 1: Write the proportion equation
   12,282.56 : 18,334.48 = 10,727.36 : x
2. Step 2: Convert to fraction form
   12,282.56/18,334.48 = 10,727.36/x
3. Step 3: Cross multiply
   12,282.56x = 18,334.48 × 10,727.36
4. Step 4: Simplify right side
   12,282.56x = 196,680,567.37
5. Step 5: Solve for x
   x = 196,680,567.37/12,282.56
6. Step 6: Final answer
   x = 16,012.99