Finding the Third Proportional to 489,054 and 1,036,986

Step by Step Solution

1. Step 1: Write the proportion equation
   489,054 : 1,036,986 = 1,036,986 : x
2. Step 2: Convert to fraction form
   489,054/1,036,986 = 1,036,986/x
3. Step 3: Cross multiply
   489,054x = 1,036,986 × 1,036,986
4. Step 4: Simplify right side
   489,054x = 1,075,339,964,196
5. Step 5: Solve for x
   x = 1,075,339,964,196/489,054
6. Step 6: Final answer
   x = 2,198,816.42