Finding the Third Proportional to 2,486,408 and 5,435,038

Step by Step Solution

1. Step 1: Write the proportion equation
   2,486,408 : 5,435,038 = 5,435,038 : x
2. Step 2: Convert to fraction form
   2,486,408/5,435,038 = 5,435,038/x
3. Step 3: Cross multiply
   2,486,408x = 5,435,038 × 5,435,038
4. Step 4: Simplify right side
   2,486,408x = 29,539,638,061,444
5. Step 5: Solve for x
   x = 29,539,638,061,444/2,486,408
6. Step 6: Final answer
   x = 11,880,446.84