Finding the Third Proportional to 647,488 and 1,015,713

Step by Step Solution

1. Step 1: Write the proportion equation
   647,488 : 1,015,713 = 1,015,713 : x
2. Step 2: Convert to fraction form
   647,488/1,015,713 = 1,015,713/x
3. Step 3: Cross multiply
   647,488x = 1,015,713 × 1,015,713
4. Step 4: Simplify right side
   647,488x = 1,031,672,898,369
5. Step 5: Solve for x
   x = 1,031,672,898,369/647,488
6. Step 6: Final answer
   x = 1,593,346.75