Finding the Third Proportional to 9,380 and 13,270

Step by Step Solution

1. Step 1: Write the proportion equation
   9,380 : 13,270 = 13,270 : x
2. Step 2: Convert to fraction form
   9,380/13,270 = 13,270/x
3. Step 3: Cross multiply
   9,380x = 13,270 × 13,270
4. Step 4: Simplify right side
   9,380x = 176,092,900
5. Step 5: Solve for x
   x = 176,092,900/9,380
6. Step 6: Final answer
   x = 18,773.23