Finding the Third Proportional to 8,231,216 and 17,726,672

Step by Step Solution

1. Step 1: Write the proportion equation
   8,231,216 : 17,726,672 = 17,726,672 : x
2. Step 2: Convert to fraction form
   8,231,216/17,726,672 = 17,726,672/x
3. Step 3: Cross multiply
   8,231,216x = 17,726,672 × 17,726,672
4. Step 4: Simplify right side
   8,231,216x = 314,234,900,195,584
5. Step 5: Solve for x
   x = 314,234,900,195,584/8,231,216
6. Step 6: Final answer
   x = 38,175,999.78