Finding the Third Proportional to 3,920,944 and 8,493,272

Step by Step Solution

1. Step 1: Write the proportion equation
   3,920,944 : 8,493,272 = 8,493,272 : x
2. Step 2: Convert to fraction form
   3,920,944/8,493,272 = 8,493,272/x
3. Step 3: Cross multiply
   3,920,944x = 8,493,272 × 8,493,272
4. Step 4: Simplify right side
   3,920,944x = 72,135,669,265,984
5. Step 5: Solve for x
   x = 72,135,669,265,984/3,920,944
6. Step 6: Final answer
   x = 18,397,526.02