Finding the Third Proportional to 9,786,968 and 20,262,112

Step by Step Solution

1. Step 1: Write the proportion equation
   9,786,968 : 20,262,112 = 20,262,112 : x
2. Step 2: Convert to fraction form
   9,786,968/20,262,112 = 20,262,112/x
3. Step 3: Cross multiply
   9,786,968x = 20,262,112 × 20,262,112
4. Step 4: Simplify right side
   9,786,968x = 410,553,182,700,544
5. Step 5: Solve for x
   x = 410,553,182,700,544/9,786,968
6. Step 6: Final answer
   x = 41,948,965.47