Finding the Third Proportional to 4,511,790 and 9,395,388

Step by Step Solution

1. Step 1: Write the proportion equation
   4,511,790 : 9,395,388 = 9,395,388 : x
2. Step 2: Convert to fraction form
   4,511,790/9,395,388 = 9,395,388/x
3. Step 3: Cross multiply
   4,511,790x = 9,395,388 × 9,395,388
4. Step 4: Simplify right side
   4,511,790x = 88,273,315,670,544
5. Step 5: Solve for x
   x = 88,273,315,670,544/4,511,790
6. Step 6: Final answer
   x = 19,565,031.99