Finding the Third Proportional to 311,244 and 683,004

Step by Step Solution

1. Step 1: Write the proportion equation
   311,244 : 683,004 = 683,004 : x
2. Step 2: Convert to fraction form
   311,244/683,004 = 683,004/x
3. Step 3: Cross multiply
   311,244x = 683,004 × 683,004
4. Step 4: Simplify right side
   311,244x = 466,494,464,016
5. Step 5: Solve for x
   x = 466,494,464,016/311,244
6. Step 6: Final answer
   x = 1,498,806.29