Finding the Third Proportional to 2,105,186 and 4,630,276

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,186 : 4,630,276 = 4,630,276 : x
2. Step 2: Convert to fraction form
   2,105,186/4,630,276 = 4,630,276/x
3. Step 3: Cross multiply
   2,105,186x = 4,630,276 × 4,630,276
4. Step 4: Simplify right side
   2,105,186x = 21,439,455,836,176
5. Step 5: Solve for x
   x = 21,439,455,836,176/2,105,186
6. Step 6: Final answer
   x = 10,184,114.77