Finding the Third Proportional to 9,127 and 13,189

Step by Step Solution

1. Step 1: Write the proportion equation
   9,127 : 13,189 = 13,189 : x
2. Step 2: Convert to fraction form
   9,127/13,189 = 13,189/x
3. Step 3: Cross multiply
   9,127x = 13,189 × 13,189
4. Step 4: Simplify right side
   9,127x = 173,949,721
5. Step 5: Solve for x
   x = 173,949,721/9,127
6. Step 6: Final answer
   x = 19,058.81