Finding the Third Proportional to 9,620 and 12,293

Step by Step Solution

1. Step 1: Write the proportion equation
   9,620 : 12,293 = 12,293 : x
2. Step 2: Convert to fraction form
   9,620/12,293 = 12,293/x
3. Step 3: Cross multiply
   9,620x = 12,293 × 12,293
4. Step 4: Simplify right side
   9,620x = 151,117,849
5. Step 5: Solve for x
   x = 151,117,849/9,620
6. Step 6: Final answer
   x = 15,708.72