Finding the Third Proportional to 602,406 and 1,284,876

Step by Step Solution

1. Step 1: Write the proportion equation
   602,406 : 1,284,876 = 1,284,876 : x
2. Step 2: Convert to fraction form
   602,406/1,284,876 = 1,284,876/x
3. Step 3: Cross multiply
   602,406x = 1,284,876 × 1,284,876
4. Step 4: Simplify right side
   602,406x = 1,650,906,335,376
5. Step 5: Solve for x
   x = 1,650,906,335,376/602,406
6. Step 6: Final answer
   x = 2,740,521.07