Finding the Third Proportional to 2,171,106 and 4,630,770

Step by Step Solution

1. Step 1: Write the proportion equation
   2,171,106 : 4,630,770 = 4,630,770 : x
2. Step 2: Convert to fraction form
   2,171,106/4,630,770 = 4,630,770/x
3. Step 3: Cross multiply
   2,171,106x = 4,630,770 × 4,630,770
4. Step 4: Simplify right side
   2,171,106x = 21,444,030,792,900
5. Step 5: Solve for x
   x = 21,444,030,792,900/2,171,106
6. Step 6: Final answer
   x = 9,877,007.75