Finding the Third Proportional to 10,257,222 and 16,242,048

Step by Step Solution

1. Step 1: Write the proportion equation
   10,257,222 : 16,242,048 = 16,242,048 : x
2. Step 2: Convert to fraction form
   10,257,222/16,242,048 = 16,242,048/x
3. Step 3: Cross multiply
   10,257,222x = 16,242,048 × 16,242,048
4. Step 4: Simplify right side
   10,257,222x = 263,804,123,234,304
5. Step 5: Solve for x
   x = 263,804,123,234,304/10,257,222
6. Step 6: Final answer
   x = 25,718,866.50