Finding the Third Proportional to 9,105,676 and 19,509,417

Step by Step Solution

1. Step 1: Write the proportion equation
   9,105,676 : 19,509,417 = 19,509,417 : x
2. Step 2: Convert to fraction form
   9,105,676/19,509,417 = 19,509,417/x
3. Step 3: Cross multiply
   9,105,676x = 19,509,417 × 19,509,417
4. Step 4: Simplify right side
   9,105,676x = 380,617,351,679,889
5. Step 5: Solve for x
   x = 380,617,351,679,889/9,105,676
6. Step 6: Final answer
   x = 41,800,010.42