Finding the Third Proportional to 2,067,454 and 4,380,398

Step by Step Solution

1. Step 1: Write the proportion equation
   2,067,454 : 4,380,398 = 4,380,398 : x
2. Step 2: Convert to fraction form
   2,067,454/4,380,398 = 4,380,398/x
3. Step 3: Cross multiply
   2,067,454x = 4,380,398 × 4,380,398
4. Step 4: Simplify right side
   2,067,454x = 19,187,886,638,404
5. Step 5: Solve for x
   x = 19,187,886,638,404/2,067,454
6. Step 6: Final answer
   x = 9,280,925.54