Finding the Third Proportional to 10,257,588 and 16,242,644

Step by Step Solution

1. Step 1: Write the proportion equation
   10,257,588 : 16,242,644 = 16,242,644 : x
2. Step 2: Convert to fraction form
   10,257,588/16,242,644 = 16,242,644/x
3. Step 3: Cross multiply
   10,257,588x = 16,242,644 × 16,242,644
4. Step 4: Simplify right side
   10,257,588x = 263,823,484,110,736
5. Step 5: Solve for x
   x = 263,823,484,110,736/10,257,588
6. Step 6: Final answer
   x = 25,719,836.29