Finding the Third Proportional to 1,623,589 and 3,507,338

Step by Step Solution

1. Step 1: Write the proportion equation
   1,623,589 : 3,507,338 = 3,507,338 : x
2. Step 2: Convert to fraction form
   1,623,589/3,507,338 = 3,507,338/x
3. Step 3: Cross multiply
   1,623,589x = 3,507,338 × 3,507,338
4. Step 4: Simplify right side
   1,623,589x = 12,301,419,846,244
5. Step 5: Solve for x
   x = 12,301,419,846,244/1,623,589
6. Step 6: Final answer
   x = 7,576,683.41