Finding the Third Proportional to 899,486 and 1,367,647

Step by Step Solution

1. Step 1: Write the proportion equation
   899,486 : 1,367,647 = 1,367,647 : x
2. Step 2: Convert to fraction form
   899,486/1,367,647 = 1,367,647/x
3. Step 3: Cross multiply
   899,486x = 1,367,647 × 1,367,647
4. Step 4: Simplify right side
   899,486x = 1,870,458,316,609
5. Step 5: Solve for x
   x = 1,870,458,316,609/899,486
6. Step 6: Final answer
   x = 2,079,474.63