Finding the Third Proportional to 603,318 and 1,191,408

Step by Step Solution

1. Step 1: Write the proportion equation
   603,318 : 1,191,408 = 1,191,408 : x
2. Step 2: Convert to fraction form
   603,318/1,191,408 = 1,191,408/x
3. Step 3: Cross multiply
   603,318x = 1,191,408 × 1,191,408
4. Step 4: Simplify right side
   603,318x = 1,419,453,022,464
5. Step 5: Solve for x
   x = 1,419,453,022,464/603,318
6. Step 6: Final answer
   x = 2,352,744.36