Finding the Third Proportional to 3,347,618 and 7,321,204

Step by Step Solution

1. Step 1: Write the proportion equation
   3,347,618 : 7,321,204 = 7,321,204 : x
2. Step 2: Convert to fraction form
   3,347,618/7,321,204 = 7,321,204/x
3. Step 3: Cross multiply
   3,347,618x = 7,321,204 × 7,321,204
4. Step 4: Simplify right side
   3,347,618x = 53,600,028,009,616
5. Step 5: Solve for x
   x = 53,600,028,009,616/3,347,618
6. Step 6: Final answer
   x = 16,011,393.18