Finding the Third Proportional to 4,173,357 and 8,794,998

Step by Step Solution

1. Step 1: Write the proportion equation
   4,173,357 : 8,794,998 = 8,794,998 : x
2. Step 2: Convert to fraction form
   4,173,357/8,794,998 = 8,794,998/x
3. Step 3: Cross multiply
   4,173,357x = 8,794,998 × 8,794,998
4. Step 4: Simplify right side
   4,173,357x = 77,351,989,820,004
5. Step 5: Solve for x
   x = 77,351,989,820,004/4,173,357
6. Step 6: Final answer
   x = 18,534,716.73