Finding the Third Proportional to 8,155.69 and 10,411.03

Step by Step Solution

1. Step 1: Write the proportion equation
   8,155.69 : 10,411.03 = 10,411.03 : x
2. Step 2: Convert to fraction form
   8,155.69/10,411.03 = 10,411.03/x
3. Step 3: Cross multiply
   8,155.69x = 10,411.03 × 10,411.03
4. Step 4: Simplify right side
   8,155.69x = 108,389,571.69
5. Step 5: Solve for x
   x = 108,389,571.69/8,155.69
6. Step 6: Final answer
   x = 13,290.06