Finding the Third Proportional to 1,367,298 and 2,122,623

Step by Step Solution

1. Step 1: Write the proportion equation
   1,367,298 : 2,122,623 = 2,122,623 : x
2. Step 2: Convert to fraction form
   1,367,298/2,122,623 = 2,122,623/x
3. Step 3: Cross multiply
   1,367,298x = 2,122,623 × 2,122,623
4. Step 4: Simplify right side
   1,367,298x = 4,505,528,400,129
5. Step 5: Solve for x
   x = 4,505,528,400,129/1,367,298
6. Step 6: Final answer
   x = 3,295,205.87