Finding the Third Proportional to 3,408,968 and 7,238,326

Step by Step Solution

1. Step 1: Write the proportion equation
   3,408,968 : 7,238,326 = 7,238,326 : x
2. Step 2: Convert to fraction form
   3,408,968/7,238,326 = 7,238,326/x
3. Step 3: Cross multiply
   3,408,968x = 7,238,326 × 7,238,326
4. Step 4: Simplify right side
   3,408,968x = 52,393,363,282,276
5. Step 5: Solve for x
   x = 52,393,363,282,276/3,408,968
6. Step 6: Final answer
   x = 15,369,274.01