Finding the Third Proportional to 5,354,408 and 8,043,369

Step by Step Solution

1. Step 1: Write the proportion equation
   5,354,408 : 8,043,369 = 8,043,369 : x
2. Step 2: Convert to fraction form
   5,354,408/8,043,369 = 8,043,369/x
3. Step 3: Cross multiply
   5,354,408x = 8,043,369 × 8,043,369
4. Step 4: Simplify right side
   5,354,408x = 64,695,784,870,161
5. Step 5: Solve for x
   x = 64,695,784,870,161/5,354,408
6. Step 6: Final answer
   x = 12,082,714.82