Finding the Third Proportional to 647,486 and 1,015,710

Step by Step Solution

1. Step 1: Write the proportion equation
   647,486 : 1,015,710 = 1,015,710 : x
2. Step 2: Convert to fraction form
   647,486/1,015,710 = 1,015,710/x
3. Step 3: Cross multiply
   647,486x = 1,015,710 × 1,015,710
4. Step 4: Simplify right side
   647,486x = 1,031,666,804,100
5. Step 5: Solve for x
   x = 1,031,666,804,100/647,486
6. Step 6: Final answer
   x = 1,593,342.26