Finding the Third Proportional to 482,357 and 1,028,789

Step by Step Solution

1. Step 1: Write the proportion equation
   482,357 : 1,028,789 = 1,028,789 : x
2. Step 2: Convert to fraction form
   482,357/1,028,789 = 1,028,789/x
3. Step 3: Cross multiply
   482,357x = 1,028,789 × 1,028,789
4. Step 4: Simplify right side
   482,357x = 1,058,406,806,521
5. Step 5: Solve for x
   x = 1,058,406,806,521/482,357
6. Step 6: Final answer
   x = 2,194,239.55