Finding the Third Proportional to 8,767.13 and 12,331.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,767.13 : 12,331.69 = 12,331.69 : x
2. Step 2: Convert to fraction form
   8,767.13/12,331.69 = 12,331.69/x
3. Step 3: Cross multiply
   8,767.13x = 12,331.69 × 12,331.69
4. Step 4: Simplify right side
   8,767.13x = 152,070,516.60
5. Step 5: Solve for x
   x = 152,070,516.60/8,767.13
6. Step 6: Final answer
   x = 17,345.54