Finding the Fourth Proportional to 11,698.82, 16,144.83 and 6,393.86

Step by Step Solution

1. Step 1: Write the proportion equation
   11,698.82 : 16,144.83 = 6,393.86 : x
2. Step 2: Convert to fraction form
   11,698.82/16,144.83 = 6,393.86/x
3. Step 3: Cross multiply
   11,698.82x = 16,144.83 × 6,393.86
4. Step 4: Simplify right side
   11,698.82x = 103,227,782.74
5. Step 5: Solve for x
   x = 103,227,782.74/11,698.82
6. Step 6: Final answer
   x = 8,823.78