Finding the Third Proportional to 1,268,696 and 1,855,408

Step by Step Solution

1. Step 1: Write the proportion equation
   1,268,696 : 1,855,408 = 1,855,408 : x
2. Step 2: Convert to fraction form
   1,268,696/1,855,408 = 1,855,408/x
3. Step 3: Cross multiply
   1,268,696x = 1,855,408 × 1,855,408
4. Step 4: Simplify right side
   1,268,696x = 3,442,538,846,464
5. Step 5: Solve for x
   x = 3,442,538,846,464/1,268,696
6. Step 6: Final answer
   x = 2,713,446.60