Finding the Third Proportional to 1,696,864 and 3,659,408

Step by Step Solution

1. Step 1: Write the proportion equation
   1,696,864 : 3,659,408 = 3,659,408 : x
2. Step 2: Convert to fraction form
   1,696,864/3,659,408 = 3,659,408/x
3. Step 3: Cross multiply
   1,696,864x = 3,659,408 × 3,659,408
4. Step 4: Simplify right side
   1,696,864x = 13,391,266,910,464
5. Step 5: Solve for x
   x = 13,391,266,910,464/1,696,864
6. Step 6: Final answer
   x = 7,891,773.83