Finding the Fourth Proportional to 14,103.60, 19,464.33 and 7,815.97

Step by Step Solution

1. Step 1: Write the proportion equation
   14,103.60 : 19,464.33 = 7,815.97 : x
2. Step 2: Convert to fraction form
   14,103.60/19,464.33 = 7,815.97/x
3. Step 3: Cross multiply
   14,103.60x = 19,464.33 × 7,815.97
4. Step 4: Simplify right side
   14,103.60x = 152,132,580.27
5. Step 5: Solve for x
   x = 152,132,580.27/14,103.60
6. Step 6: Final answer
   x = 10,786.79