Finding the Third Proportional to 11,063.25 and 15,015.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,063.25 : 15,015.38 = 15,015.38 : x
2. Step 2: Convert to fraction form
   11,063.25/15,015.38 = 15,015.38/x
3. Step 3: Cross multiply
   11,063.25x = 15,015.38 × 15,015.38
4. Step 4: Simplify right side
   11,063.25x = 225,461,486.39
5. Step 5: Solve for x
   x = 225,461,486.39/11,063.25
6. Step 6: Final answer
   x = 20,379.32