Finding the Third Proportional to 9,012 and 16,620

Step by Step Solution

1. Step 1: Write the proportion equation
   9,012 : 16,620 = 16,620 : x
2. Step 2: Convert to fraction form
   9,012/16,620 = 16,620/x
3. Step 3: Cross multiply
   9,012x = 16,620 × 16,620
4. Step 4: Simplify right side
   9,012x = 276,224,400
5. Step 5: Solve for x
   x = 276,224,400/9,012
6. Step 6: Final answer
   x = 30,650.73