Finding the Third Proportional to 603,328 and 1,191,416

Step by Step Solution

1. Step 1: Write the proportion equation
   603,328 : 1,191,416 = 1,191,416 : x
2. Step 2: Convert to fraction form
   603,328/1,191,416 = 1,191,416/x
3. Step 3: Cross multiply
   603,328x = 1,191,416 × 1,191,416
4. Step 4: Simplify right side
   603,328x = 1,419,472,085,056
5. Step 5: Solve for x
   x = 1,419,472,085,056/603,328
6. Step 6: Final answer
   x = 2,352,736.96