Finding the Third Proportional to 21,054,689 and 30,852,048

Step by Step Solution

1. Step 1: Write the proportion equation
   21,054,689 : 30,852,048 = 30,852,048 : x
2. Step 2: Convert to fraction form
   21,054,689/30,852,048 = 30,852,048/x
3. Step 3: Cross multiply
   21,054,689x = 30,852,048 × 30,852,048
4. Step 4: Simplify right side
   21,054,689x = 951,848,865,794,304
5. Step 5: Solve for x
   x = 951,848,865,794,304/21,054,689
6. Step 6: Final answer
   x = 45,208,403.02