Finding the Third Proportional to 4,309,824 and 9,376,338

Step by Step Solution

1. Step 1: Write the proportion equation
   4,309,824 : 9,376,338 = 9,376,338 : x
2. Step 2: Convert to fraction form
   4,309,824/9,376,338 = 9,376,338/x
3. Step 3: Cross multiply
   4,309,824x = 9,376,338 × 9,376,338
4. Step 4: Simplify right side
   4,309,824x = 87,915,714,290,244
5. Step 5: Solve for x
   x = 87,915,714,290,244/4,309,824
6. Step 6: Final answer
   x = 20,398,910.56