Finding the Third Proportional to 10,404 and 13,862

Step by Step Solution

1. Step 1: Write the proportion equation
   10,404 : 13,862 = 13,862 : x
2. Step 2: Convert to fraction form
   10,404/13,862 = 13,862/x
3. Step 3: Cross multiply
   10,404x = 13,862 × 13,862
4. Step 4: Simplify right side
   10,404x = 192,155,044
5. Step 5: Solve for x
   x = 192,155,044/10,404
6. Step 6: Final answer
   x = 18,469.34