Finding the Third Proportional to 276,870 and 595,860

Step by Step Solution

1. Step 1: Write the proportion equation
   276,870 : 595,860 = 595,860 : x
2. Step 2: Convert to fraction form
   276,870/595,860 = 595,860/x
3. Step 3: Cross multiply
   276,870x = 595,860 × 595,860
4. Step 4: Simplify right side
   276,870x = 355,049,139,600
5. Step 5: Solve for x
   x = 355,049,139,600/276,870
6. Step 6: Final answer
   x = 1,282,367.68