Finding the Third Proportional to 9,021,096 and 19,670,808

Step by Step Solution

1. Step 1: Write the proportion equation
   9,021,096 : 19,670,808 = 19,670,808 : x
2. Step 2: Convert to fraction form
   9,021,096/19,670,808 = 19,670,808/x
3. Step 3: Cross multiply
   9,021,096x = 19,670,808 × 19,670,808
4. Step 4: Simplify right side
   9,021,096x = 386,940,687,372,864
5. Step 5: Solve for x
   x = 386,940,687,372,864/9,021,096
6. Step 6: Final answer
   x = 42,892,868.82