Finding the Third Proportional to 9,488 and 12,702

Step by Step Solution

1. Step 1: Write the proportion equation
   9,488 : 12,702 = 12,702 : x
2. Step 2: Convert to fraction form
   9,488/12,702 = 12,702/x
3. Step 3: Cross multiply
   9,488x = 12,702 × 12,702
4. Step 4: Simplify right side
   9,488x = 161,340,804
5. Step 5: Solve for x
   x = 161,340,804/9,488
6. Step 6: Final answer
   x = 17,004.72