Finding the Third Proportional to 2,105,424 and 4,630,656

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,424 : 4,630,656 = 4,630,656 : x
2. Step 2: Convert to fraction form
   2,105,424/4,630,656 = 4,630,656/x
3. Step 3: Cross multiply
   2,105,424x = 4,630,656 × 4,630,656
4. Step 4: Simplify right side
   2,105,424x = 21,442,974,990,336
5. Step 5: Solve for x
   x = 21,442,974,990,336/2,105,424
6. Step 6: Final answer
   x = 10,184,635.01