Finding the Third Proportional to 8,250 and 13,117

Step by Step Solution

1. Step 1: Write the proportion equation
   8,250 : 13,117 = 13,117 : x
2. Step 2: Convert to fraction form
   8,250/13,117 = 13,117/x
3. Step 3: Cross multiply
   8,250x = 13,117 × 13,117
4. Step 4: Simplify right side
   8,250x = 172,055,689
5. Step 5: Solve for x
   x = 172,055,689/8,250
6. Step 6: Final answer
   x = 20,855.24