Finding the Third Proportional to 8,429,048 and 18,205,936

Step by Step Solution

1. Step 1: Write the proportion equation
   8,429,048 : 18,205,936 = 18,205,936 : x
2. Step 2: Convert to fraction form
   8,429,048/18,205,936 = 18,205,936/x
3. Step 3: Cross multiply
   8,429,048x = 18,205,936 × 18,205,936
4. Step 4: Simplify right side
   8,429,048x = 331,456,105,636,096
5. Step 5: Solve for x
   x = 331,456,105,636,096/8,429,048
6. Step 6: Final answer
   x = 39,323,077.25