Finding the Third Proportional to 10,388.25 and 13,395.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,388.25 : 13,395.38 = 13,395.38 : x
2. Step 2: Convert to fraction form
   10,388.25/13,395.38 = 13,395.38/x
3. Step 3: Cross multiply
   10,388.25x = 13,395.38 × 13,395.38
4. Step 4: Simplify right side
   10,388.25x = 179,436,071.39
5. Step 5: Solve for x
   x = 179,436,071.39/10,388.25
6. Step 6: Final answer
   x = 17,272.98