Finding the Third Proportional to 2,139,682 and 4,699,204

Step by Step Solution

1. Step 1: Write the proportion equation
   2,139,682 : 4,699,204 = 4,699,204 : x
2. Step 2: Convert to fraction form
   2,139,682/4,699,204 = 4,699,204/x
3. Step 3: Cross multiply
   2,139,682x = 4,699,204 × 4,699,204
4. Step 4: Simplify right side
   2,139,682x = 22,082,518,233,616
5. Step 5: Solve for x
   x = 22,082,518,233,616/2,139,682
6. Step 6: Final answer
   x = 10,320,467.36