Finding the Third Proportional to 5,354,424 and 8,043,408

Step by Step Solution

1. Step 1: Write the proportion equation
   5,354,424 : 8,043,408 = 8,043,408 : x
2. Step 2: Convert to fraction form
   5,354,424/8,043,408 = 8,043,408/x
3. Step 3: Cross multiply
   5,354,424x = 8,043,408 × 8,043,408
4. Step 4: Simplify right side
   5,354,424x = 64,696,412,254,464
5. Step 5: Solve for x
   x = 64,696,412,254,464/5,354,424
6. Step 6: Final answer
   x = 12,082,795.88