Finding the Third Proportional to 4,112,334 and 8,910,408

Step by Step Solution

1. Step 1: Write the proportion equation
   4,112,334 : 8,910,408 = 8,910,408 : x
2. Step 2: Convert to fraction form
   4,112,334/8,910,408 = 8,910,408/x
3. Step 3: Cross multiply
   4,112,334x = 8,910,408 × 8,910,408
4. Step 4: Simplify right side
   4,112,334x = 79,395,370,726,464
5. Step 5: Solve for x
   x = 79,395,370,726,464/4,112,334
6. Step 6: Final answer
   x = 19,306,644.53