Finding the Fourth Proportional to 10,496.88, 14,488.74 and 8,387.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,496.88 : 14,488.74 = 8,387.10 : x
2. Step 2: Convert to fraction form
   10,496.88/14,488.74 = 8,387.10/x
3. Step 3: Cross multiply
   10,496.88x = 14,488.74 × 8,387.10
4. Step 4: Simplify right side
   10,496.88x = 121,518,511.25
5. Step 5: Solve for x
   x = 121,518,511.25/10,496.88
6. Step 6: Final answer
   x = 11,576.63