Finding the Third Proportional to 9,012 and 13,806

Step by Step Solution

1. Step 1: Write the proportion equation
   9,012 : 13,806 = 13,806 : x
2. Step 2: Convert to fraction form
   9,012/13,806 = 13,806/x
3. Step 3: Cross multiply
   9,012x = 13,806 × 13,806
4. Step 4: Simplify right side
   9,012x = 190,605,636
5. Step 5: Solve for x
   x = 190,605,636/9,012
6. Step 6: Final answer
   x = 21,150.20