Finding the Third Proportional to 9,308,945 and 19,744,738

Step by Step Solution

1. Step 1: Write the proportion equation
   9,308,945 : 19,744,738 = 19,744,738 : x
2. Step 2: Convert to fraction form
   9,308,945/19,744,738 = 19,744,738/x
3. Step 3: Cross multiply
   9,308,945x = 19,744,738 × 19,744,738
4. Step 4: Simplify right side
   9,308,945x = 389,854,678,688,644
5. Step 5: Solve for x
   x = 389,854,678,688,644/9,308,945
6. Step 6: Final answer
   x = 41,879,576.98