Finding the Fourth Proportional to 10,109.82, 13,960.14 and 6,339.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,109.82 : 13,960.14 = 6,339.30 : x
2. Step 2: Convert to fraction form
   10,109.82/13,960.14 = 6,339.30/x
3. Step 3: Cross multiply
   10,109.82x = 13,960.14 × 6,339.30
4. Step 4: Simplify right side
   10,109.82x = 88,497,515.50
5. Step 5: Solve for x
   x = 88,497,515.50/10,109.82
6. Step 6: Final answer
   x = 8,753.62