Finding the Third Proportional to 652,997 and 989,371.50

Step by Step Solution

1. Step 1: Write the proportion equation
   652,997 : 989,371.50 = 989,371.50 : x
2. Step 2: Convert to fraction form
   652,997/989,371.50 = 989,371.50/x
3. Step 3: Cross multiply
   652,997x = 989,371.50 × 989,371.50
4. Step 4: Simplify right side
   652,997x = 978,855,965,012.25
5. Step 5: Solve for x
   x = 978,855,965,012.25/652,997
6. Step 6: Final answer
   x = 1,499,020.62