Finding the Third Proportional to 21,280,636 and 33,018,802

Step by Step Solution

1. Step 1: Write the proportion equation
   21,280,636 : 33,018,802 = 33,018,802 : x
2. Step 2: Convert to fraction form
   21,280,636/33,018,802 = 33,018,802/x
3. Step 3: Cross multiply
   21,280,636x = 33,018,802 × 33,018,802
4. Step 4: Simplify right side
   21,280,636x = 1,090,241,285,515,204
5. Step 5: Solve for x
   x = 1,090,241,285,515,204/21,280,636
6. Step 6: Final answer
   x = 51,231,611.95