Finding the Third Proportional to 641,004 and 1,367,803

Step by Step Solution

1. Step 1: Write the proportion equation
   641,004 : 1,367,803 = 1,367,803 : x
2. Step 2: Convert to fraction form
   641,004/1,367,803 = 1,367,803/x
3. Step 3: Cross multiply
   641,004x = 1,367,803 × 1,367,803
4. Step 4: Simplify right side
   641,004x = 1,870,885,046,809
5. Step 5: Solve for x
   x = 1,870,885,046,809/641,004
6. Step 6: Final answer
   x = 2,918,679.21