Finding the Third Proportional to 668,540 and 1,006,004

Step by Step Solution

1. Step 1: Write the proportion equation
   668,540 : 1,006,004 = 1,006,004 : x
2. Step 2: Convert to fraction form
   668,540/1,006,004 = 1,006,004/x
3. Step 3: Cross multiply
   668,540x = 1,006,004 × 1,006,004
4. Step 4: Simplify right side
   668,540x = 1,012,044,048,016
5. Step 5: Solve for x
   x = 1,012,044,048,016/668,540
6. Step 6: Final answer
   x = 1,513,812.26