Finding the Third Proportional to 1,675,904 and 3,617,408

Step by Step Solution

1. Step 1: Write the proportion equation
   1,675,904 : 3,617,408 = 3,617,408 : x
2. Step 2: Convert to fraction form
   1,675,904/3,617,408 = 3,617,408/x
3. Step 3: Cross multiply
   1,675,904x = 3,617,408 × 3,617,408
4. Step 4: Simplify right side
   1,675,904x = 13,085,640,638,464
5. Step 5: Solve for x
   x = 13,085,640,638,464/1,675,904
6. Step 6: Final answer
   x = 7,808,108.72