Finding the Third Proportional to 447,732 and 675,910

Step by Step Solution

1. Step 1: Write the proportion equation
   447,732 : 675,910 = 675,910 : x
2. Step 2: Convert to fraction form
   447,732/675,910 = 675,910/x
3. Step 3: Cross multiply
   447,732x = 675,910 × 675,910
4. Step 4: Simplify right side
   447,732x = 456,854,328,100
5. Step 5: Solve for x
   x = 456,854,328,100/447,732
6. Step 6: Final answer
   x = 1,020,374.53