Finding the Third Proportional to 620,184 and 1,339,504

Step by Step Solution

1. Step 1: Write the proportion equation
   620,184 : 1,339,504 = 1,339,504 : x
2. Step 2: Convert to fraction form
   620,184/1,339,504 = 1,339,504/x
3. Step 3: Cross multiply
   620,184x = 1,339,504 × 1,339,504
4. Step 4: Simplify right side
   620,184x = 1,794,270,966,016
5. Step 5: Solve for x
   x = 1,794,270,966,016/620,184
6. Step 6: Final answer
   x = 2,893,126.82