Finding the Third Proportional to 647,670 and 1,013,710

Step by Step Solution

1. Step 1: Write the proportion equation
   647,670 : 1,013,710 = 1,013,710 : x
2. Step 2: Convert to fraction form
   647,670/1,013,710 = 1,013,710/x
3. Step 3: Cross multiply
   647,670x = 1,013,710 × 1,013,710
4. Step 4: Simplify right side
   647,670x = 1,027,607,964,100
5. Step 5: Solve for x
   x = 1,027,607,964,100/647,670
6. Step 6: Final answer
   x = 1,586,622.76