Finding the Third Proportional to 221,882 and 486,002

Step by Step Solution

1. Step 1: Write the proportion equation
   221,882 : 486,002 = 486,002 : x
2. Step 2: Convert to fraction form
   221,882/486,002 = 486,002/x
3. Step 3: Cross multiply
   221,882x = 486,002 × 486,002
4. Step 4: Simplify right side
   221,882x = 236,197,944,004
5. Step 5: Solve for x
   x = 236,197,944,004/221,882
6. Step 6: Final answer
   x = 1,064,520.53