Finding the Third Proportional to 9,407,433 and 19,945,275

Step by Step Solution

1. Step 1: Write the proportion equation
   9,407,433 : 19,945,275 = 19,945,275 : x
2. Step 2: Convert to fraction form
   9,407,433/19,945,275 = 19,945,275/x
3. Step 3: Cross multiply
   9,407,433x = 19,945,275 × 19,945,275
4. Step 4: Simplify right side
   9,407,433x = 397,813,994,825,625
5. Step 5: Solve for x
   x = 397,813,994,825,625/9,407,433
6. Step 6: Final answer
   x = 42,287,199.37