Finding the Third Proportional to 9,105 and 19,635

Step by Step Solution

1. Step 1: Write the proportion equation
   9,105 : 19,635 = 19,635 : x
2. Step 2: Convert to fraction form
   9,105/19,635 = 19,635/x
3. Step 3: Cross multiply
   9,105x = 19,635 × 19,635
4. Step 4: Simplify right side
   9,105x = 385,533,225
5. Step 5: Solve for x
   x = 385,533,225/9,105
6. Step 6: Final answer
   x = 42,343.02