Finding the Third Proportional to 1,538,423 and 3,372,067

Step by Step Solution

1. Step 1: Write the proportion equation
   1,538,423 : 3,372,067 = 3,372,067 : x
2. Step 2: Convert to fraction form
   1,538,423/3,372,067 = 3,372,067/x
3. Step 3: Cross multiply
   1,538,423x = 3,372,067 × 3,372,067
4. Step 4: Simplify right side
   1,538,423x = 11,370,835,852,489
5. Step 5: Solve for x
   x = 11,370,835,852,489/1,538,423
6. Step 6: Final answer
   x = 7,391,228.45