Finding the Third Proportional to 483,421 and 1,036,789

Step by Step Solution

1. Step 1: Write the proportion equation
   483,421 : 1,036,789 = 1,036,789 : x
2. Step 2: Convert to fraction form
   483,421/1,036,789 = 1,036,789/x
3. Step 3: Cross multiply
   483,421x = 1,036,789 × 1,036,789
4. Step 4: Simplify right side
   483,421x = 1,074,931,430,521
5. Step 5: Solve for x
   x = 1,074,931,430,521/483,421
6. Step 6: Final answer
   x = 2,223,592.75