Finding the Third Proportional to 9,270 and 19,155

Step by Step Solution

1. Step 1: Write the proportion equation
   9,270 : 19,155 = 19,155 : x
2. Step 2: Convert to fraction form
   9,270/19,155 = 19,155/x
3. Step 3: Cross multiply
   9,270x = 19,155 × 19,155
4. Step 4: Simplify right side
   9,270x = 366,914,025
5. Step 5: Solve for x
   x = 366,914,025/9,270
6. Step 6: Final answer
   x = 39,580.80