Finding the Third Proportional to 1,230,236 and 2,644,408

Step by Step Solution

1. Step 1: Write the proportion equation
   1,230,236 : 2,644,408 = 2,644,408 : x
2. Step 2: Convert to fraction form
   1,230,236/2,644,408 = 2,644,408/x
3. Step 3: Cross multiply
   1,230,236x = 2,644,408 × 2,644,408
4. Step 4: Simplify right side
   1,230,236x = 6,992,893,670,464
5. Step 5: Solve for x
   x = 6,992,893,670,464/1,230,236
6. Step 6: Final answer
   x = 5,684,188.78