Finding the Third Proportional to 741,344 and 1,618,626

Step by Step Solution

1. Step 1: Write the proportion equation
   741,344 : 1,618,626 = 1,618,626 : x
2. Step 2: Convert to fraction form
   741,344/1,618,626 = 1,618,626/x
3. Step 3: Cross multiply
   741,344x = 1,618,626 × 1,618,626
4. Step 4: Simplify right side
   741,344x = 2,619,950,127,876
5. Step 5: Solve for x
   x = 2,619,950,127,876/741,344
6. Step 6: Final answer
   x = 3,534,054.54