Finding the Third Proportional to 3,883,444 and 8,513,384

Step by Step Solution

1. Step 1: Write the proportion equation
   3,883,444 : 8,513,384 = 8,513,384 : x
2. Step 2: Convert to fraction form
   3,883,444/8,513,384 = 8,513,384/x
3. Step 3: Cross multiply
   3,883,444x = 8,513,384 × 8,513,384
4. Step 4: Simplify right side
   3,883,444x = 72,477,707,131,456
5. Step 5: Solve for x
   x = 72,477,707,131,456/3,883,444
6. Step 6: Final answer
   x = 18,663,255.38