Finding the Fourth Proportional to 14,105.27, 19,464.85 and 7,731.72

Step by Step Solution

1. Step 1: Write the proportion equation
   14,105.27 : 19,464.85 = 7,731.72 : x
2. Step 2: Convert to fraction form
   14,105.27/19,464.85 = 7,731.72/x
3. Step 3: Cross multiply
   14,105.27x = 19,464.85 × 7,731.72
4. Step 4: Simplify right side
   14,105.27x = 150,496,785.33
5. Step 5: Solve for x
   x = 150,496,785.33/14,105.27
6. Step 6: Final answer
   x = 10,669.54