Finding the Third Proportional to 3,642,590 and 7,993,768

Step by Step Solution

1. Step 1: Write the proportion equation
   3,642,590 : 7,993,768 = 7,993,768 : x
2. Step 2: Convert to fraction form
   3,642,590/7,993,768 = 7,993,768/x
3. Step 3: Cross multiply
   3,642,590x = 7,993,768 × 7,993,768
4. Step 4: Simplify right side
   3,642,590x = 63,900,326,837,824
5. Step 5: Solve for x
   x = 63,900,326,837,824/3,642,590
6. Step 6: Final answer
   x = 17,542,552.64