Finding the Fourth Proportional to 10,788.54, 16,177.59 and 6,404.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,788.54 : 16,177.59 = 6,404.82 : x
2. Step 2: Convert to fraction form
   10,788.54/16,177.59 = 6,404.82/x
3. Step 3: Cross multiply
   10,788.54x = 16,177.59 × 6,404.82
4. Step 4: Simplify right side
   10,788.54x = 103,614,551.98
5. Step 5: Solve for x
   x = 103,614,551.98/10,788.54
6. Step 6: Final answer
   x = 9,604.13