Finding the Third Proportional to 1,135,340 and 2,488,408

Step by Step Solution

1. Step 1: Write the proportion equation
   1,135,340 : 2,488,408 = 2,488,408 : x
2. Step 2: Convert to fraction form
   1,135,340/2,488,408 = 2,488,408/x
3. Step 3: Cross multiply
   1,135,340x = 2,488,408 × 2,488,408
4. Step 4: Simplify right side
   1,135,340x = 6,192,174,374,464
5. Step 5: Solve for x
   x = 6,192,174,374,464/1,135,340
6. Step 6: Final answer
   x = 5,454,026.44