Finding the Third Proportional to 1,149,672 and 2,418,408

Step by Step Solution

1. Step 1: Write the proportion equation
   1,149,672 : 2,418,408 = 2,418,408 : x
2. Step 2: Convert to fraction form
   1,149,672/2,418,408 = 2,418,408/x
3. Step 3: Cross multiply
   1,149,672x = 2,418,408 × 2,418,408
4. Step 4: Simplify right side
   1,149,672x = 5,848,697,254,464
5. Step 5: Solve for x
   x = 5,848,697,254,464/1,149,672
6. Step 6: Final answer
   x = 5,087,274.68