Finding the Third Proportional to 647,538 and 1,013,574

Step by Step Solution

1. Step 1: Write the proportion equation
   647,538 : 1,013,574 = 1,013,574 : x
2. Step 2: Convert to fraction form
   647,538/1,013,574 = 1,013,574/x
3. Step 3: Cross multiply
   647,538x = 1,013,574 × 1,013,574
4. Step 4: Simplify right side
   647,538x = 1,027,332,253,476
5. Step 5: Solve for x
   x = 1,027,332,253,476/647,538
6. Step 6: Final answer
   x = 1,586,520.41