Finding the Third Proportional to 3,389,003 and 7,449,738

Step by Step Solution

1. Step 1: Write the proportion equation
   3,389,003 : 7,449,738 = 7,449,738 : x
2. Step 2: Convert to fraction form
   3,389,003/7,449,738 = 7,449,738/x
3. Step 3: Cross multiply
   3,389,003x = 7,449,738 × 7,449,738
4. Step 4: Simplify right side
   3,389,003x = 55,498,596,268,644
5. Step 5: Solve for x
   x = 55,498,596,268,644/3,389,003
6. Step 6: Final answer
   x = 16,376,083.55