Finding the Third Proportional to 483,144 and 1,028,658

Step by Step Solution

1. Step 1: Write the proportion equation
   483,144 : 1,028,658 = 1,028,658 : x
2. Step 2: Convert to fraction form
   483,144/1,028,658 = 1,028,658/x
3. Step 3: Cross multiply
   483,144x = 1,028,658 × 1,028,658
4. Step 4: Simplify right side
   483,144x = 1,058,137,280,964
5. Step 5: Solve for x
   x = 1,058,137,280,964/483,144
6. Step 6: Final answer
   x = 2,190,107.46