Finding the Third Proportional to 853,162 and 1,288,814

Step by Step Solution

1. Step 1: Write the proportion equation
   853,162 : 1,288,814 = 1,288,814 : x
2. Step 2: Convert to fraction form
   853,162/1,288,814 = 1,288,814/x
3. Step 3: Cross multiply
   853,162x = 1,288,814 × 1,288,814
4. Step 4: Simplify right side
   853,162x = 1,661,041,526,596
5. Step 5: Solve for x
   x = 1,661,041,526,596/853,162
6. Step 6: Final answer
   x = 1,946,923.94