Finding the Third Proportional to 4,245,574 and 8,970,348

Step by Step Solution

1. Step 1: Write the proportion equation
   4,245,574 : 8,970,348 = 8,970,348 : x
2. Step 2: Convert to fraction form
   4,245,574/8,970,348 = 8,970,348/x
3. Step 3: Cross multiply
   4,245,574x = 8,970,348 × 8,970,348
4. Step 4: Simplify right side
   4,245,574x = 80,467,143,241,104
5. Step 5: Solve for x
   x = 80,467,143,241,104/4,245,574
6. Step 6: Final answer
   x = 18,953,183.54