Finding the Third Proportional to 9,767 and 15,155

Step by Step Solution

1. Step 1: Write the proportion equation
   9,767 : 15,155 = 15,155 : x
2. Step 2: Convert to fraction form
   9,767/15,155 = 15,155/x
3. Step 3: Cross multiply
   9,767x = 15,155 × 15,155
4. Step 4: Simplify right side
   9,767x = 229,674,025
5. Step 5: Solve for x
   x = 229,674,025/9,767
6. Step 6: Final answer
   x = 23,515.31