Finding the Third Proportional to 1,621,398 and 3,753,150

Step by Step Solution

1. Step 1: Write the proportion equation
   1,621,398 : 3,753,150 = 3,753,150 : x
2. Step 2: Convert to fraction form
   1,621,398/3,753,150 = 3,753,150/x
3. Step 3: Cross multiply
   1,621,398x = 3,753,150 × 3,753,150
4. Step 4: Simplify right side
   1,621,398x = 14,086,134,922,500
5. Step 5: Solve for x
   x = 14,086,134,922,500/1,621,398
6. Step 6: Final answer
   x = 8,687,647.90