Finding the Third Proportional to 9,243,132 and 19,947,732

Step by Step Solution

1. Step 1: Write the proportion equation
   9,243,132 : 19,947,732 = 19,947,732 : x
2. Step 2: Convert to fraction form
   9,243,132/19,947,732 = 19,947,732/x
3. Step 3: Cross multiply
   9,243,132x = 19,947,732 × 19,947,732
4. Step 4: Simplify right side
   9,243,132x = 397,912,011,943,824
5. Step 5: Solve for x
   x = 397,912,011,943,824/9,243,132
6. Step 6: Final answer
   x = 43,049,478.46