Finding the Third Proportional to 1,962,336 and 4,239,648

Step by Step Solution

1. Step 1: Write the proportion equation
   1,962,336 : 4,239,648 = 4,239,648 : x
2. Step 2: Convert to fraction form
   1,962,336/4,239,648 = 4,239,648/x
3. Step 3: Cross multiply
   1,962,336x = 4,239,648 × 4,239,648
4. Step 4: Simplify right side
   1,962,336x = 17,974,615,163,904
5. Step 5: Solve for x
   x = 17,974,615,163,904/1,962,336
6. Step 6: Final answer
   x = 9,159,805.03