Finding the Third Proportional to 10,315.69 and 15,229.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,315.69 : 15,229.69 = 15,229.69 : x
2. Step 2: Convert to fraction form
   10,315.69/15,229.69 = 15,229.69/x
3. Step 3: Cross multiply
   10,315.69x = 15,229.69 × 15,229.69
4. Step 4: Simplify right side
   10,315.69x = 231,943,381.35
5. Step 5: Solve for x
   x = 231,943,381.35/10,315.69
6. Step 6: Final answer
   x = 22,484.53