Finding the Third Proportional to 859,208 and 1,262,504

Step by Step Solution

1. Step 1: Write the proportion equation
   859,208 : 1,262,504 = 1,262,504 : x
2. Step 2: Convert to fraction form
   859,208/1,262,504 = 1,262,504/x
3. Step 3: Cross multiply
   859,208x = 1,262,504 × 1,262,504
4. Step 4: Simplify right side
   859,208x = 1,593,916,350,016
5. Step 5: Solve for x
   x = 1,593,916,350,016/859,208
6. Step 6: Final answer
   x = 1,855,099.52