Finding the Third Proportional to 2,105,434 and 4,630,676

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,434 : 4,630,676 = 4,630,676 : x
2. Step 2: Convert to fraction form
   2,105,434/4,630,676 = 4,630,676/x
3. Step 3: Cross multiply
   2,105,434x = 4,630,676 × 4,630,676
4. Step 4: Simplify right side
   2,105,434x = 21,443,160,216,976
5. Step 5: Solve for x
   x = 21,443,160,216,976/2,105,434
6. Step 6: Final answer
   x = 10,184,674.62