Finding the Fourth Proportional to 12,465.48, 17,168.92 and 10,786.96

Step by Step Solution

1. Step 1: Write the proportion equation
   12,465.48 : 17,168.92 = 10,786.96 : x
2. Step 2: Convert to fraction form
   12,465.48/17,168.92 = 10,786.96/x
3. Step 3: Cross multiply
   12,465.48x = 17,168.92 × 10,786.96
4. Step 4: Simplify right side
   12,465.48x = 185,200,453.28
5. Step 5: Solve for x
   x = 185,200,453.28/12,465.48
6. Step 6: Final answer
   x = 14,857.07