Finding the Third Proportional to 8,622.70 and 13,395.38

Step by Step Solution

1. Step 1: Write the proportion equation
   8,622.70 : 13,395.38 = 13,395.38 : x
2. Step 2: Convert to fraction form
   8,622.70/13,395.38 = 13,395.38/x
3. Step 3: Cross multiply
   8,622.70x = 13,395.38 × 13,395.38
4. Step 4: Simplify right side
   8,622.70x = 179,436,071.39
5. Step 5: Solve for x
   x = 179,436,071.39/8,622.70
6. Step 6: Final answer
   x = 20,809.72