Finding the Third Proportional to 8,842 and 13,479

Step by Step Solution

1. Step 1: Write the proportion equation
   8,842 : 13,479 = 13,479 : x
2. Step 2: Convert to fraction form
   8,842/13,479 = 13,479/x
3. Step 3: Cross multiply
   8,842x = 13,479 × 13,479
4. Step 4: Simplify right side
   8,842x = 181,683,441
5. Step 5: Solve for x
   x = 181,683,441/8,842
6. Step 6: Final answer
   x = 20,547.78