Finding the Third Proportional to 550,794 and 1,209,986

Step by Step Solution

1. Step 1: Write the proportion equation
   550,794 : 1,209,986 = 1,209,986 : x
2. Step 2: Convert to fraction form
   550,794/1,209,986 = 1,209,986/x
3. Step 3: Cross multiply
   550,794x = 1,209,986 × 1,209,986
4. Step 4: Simplify right side
   550,794x = 1,464,066,120,196
5. Step 5: Solve for x
   x = 1,464,066,120,196/550,794
6. Step 6: Final answer
   x = 2,658,101.07