Finding the Third Proportional to 2,105,192 and 4,630,288

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,192 : 4,630,288 = 4,630,288 : x
2. Step 2: Convert to fraction form
   2,105,192/4,630,288 = 4,630,288/x
3. Step 3: Cross multiply
   2,105,192x = 4,630,288 × 4,630,288
4. Step 4: Simplify right side
   2,105,192x = 21,439,566,962,944
5. Step 5: Solve for x
   x = 21,439,566,962,944/2,105,192
6. Step 6: Final answer
   x = 10,184,138.53