Finding the Third Proportional to 485,649 and 1,030,473

Step by Step Solution

1. Step 1: Write the proportion equation
   485,649 : 1,030,473 = 1,030,473 : x
2. Step 2: Convert to fraction form
   485,649/1,030,473 = 1,030,473/x
3. Step 3: Cross multiply
   485,649x = 1,030,473 × 1,030,473
4. Step 4: Simplify right side
   485,649x = 1,061,874,603,729
5. Step 5: Solve for x
   x = 1,061,874,603,729/485,649
6. Step 6: Final answer
   x = 2,186,506.31