Finding the Third Proportional to 9,910.69 and 15,472.69

Step by Step Solution

1. Step 1: Write the proportion equation
   9,910.69 : 15,472.69 = 15,472.69 : x
2. Step 2: Convert to fraction form
   9,910.69/15,472.69 = 15,472.69/x
3. Step 3: Cross multiply
   9,910.69x = 15,472.69 × 15,472.69
4. Step 4: Simplify right side
   9,910.69x = 239,404,058.47
5. Step 5: Solve for x
   x = 239,404,058.47/9,910.69
6. Step 6: Final answer
   x = 24,156.15