Finding the Third Proportional to 9,005 and 19,650

Step by Step Solution

1. Step 1: Write the proportion equation
   9,005 : 19,650 = 19,650 : x
2. Step 2: Convert to fraction form
   9,005/19,650 = 19,650/x
3. Step 3: Cross multiply
   9,005x = 19,650 × 19,650
4. Step 4: Simplify right side
   9,005x = 386,122,500
5. Step 5: Solve for x
   x = 386,122,500/9,005
6. Step 6: Final answer
   x = 42,878.68