Finding the Third Proportional to 744,443 and 1,630,661

Step by Step Solution

1. Step 1: Write the proportion equation
   744,443 : 1,630,661 = 1,630,661 : x
2. Step 2: Convert to fraction form
   744,443/1,630,661 = 1,630,661/x
3. Step 3: Cross multiply
   744,443x = 1,630,661 × 1,630,661
4. Step 4: Simplify right side
   744,443x = 2,659,055,296,921
5. Step 5: Solve for x
   x = 2,659,055,296,921/744,443
6. Step 6: Final answer
   x = 3,571,872.25