Finding the Fourth Proportional to 14,105, 19,464.90 and 7,818.32

Step by Step Solution

1. Step 1: Write the proportion equation
   14,105 : 19,464.90 = 7,818.32 : x
2. Step 2: Convert to fraction form
   14,105/19,464.90 = 7,818.32/x
3. Step 3: Cross multiply
   14,105x = 19,464.90 × 7,818.32
4. Step 4: Simplify right side
   14,105x = 152,182,816.97
5. Step 5: Solve for x
   x = 152,182,816.97/14,105
6. Step 6: Final answer
   x = 10,789.28