Finding the Fourth Proportional to 12,284.56, 18,337.46 and 10,729.36

Step by Step Solution

1. Step 1: Write the proportion equation
   12,284.56 : 18,337.46 = 10,729.36 : x
2. Step 2: Convert to fraction form
   12,284.56/18,337.46 = 10,729.36/x
3. Step 3: Cross multiply
   12,284.56x = 18,337.46 × 10,729.36
4. Step 4: Simplify right side
   12,284.56x = 196,749,209.83
5. Step 5: Solve for x
   x = 196,749,209.83/12,284.56
6. Step 6: Final answer
   x = 16,015.98