Finding the Third Proportional to 3,388,548 and 7,440,648

Step by Step Solution

1. Step 1: Write the proportion equation
   3,388,548 : 7,440,648 = 7,440,648 : x
2. Step 2: Convert to fraction form
   3,388,548/7,440,648 = 7,440,648/x
3. Step 3: Cross multiply
   3,388,548x = 7,440,648 × 7,440,648
4. Step 4: Simplify right side
   3,388,548x = 55,363,242,659,904
5. Step 5: Solve for x
   x = 55,363,242,659,904/3,388,548
6. Step 6: Final answer
   x = 16,338,338.03