Finding the Third Proportional to 219,012 and 470,760

Step by Step Solution

1. Step 1: Write the proportion equation
   219,012 : 470,760 = 470,760 : x
2. Step 2: Convert to fraction form
   219,012/470,760 = 470,760/x
3. Step 3: Cross multiply
   219,012x = 470,760 × 470,760
4. Step 4: Simplify right side
   219,012x = 221,614,977,600
5. Step 5: Solve for x
   x = 221,614,977,600/219,012
6. Step 6: Final answer
   x = 1,011,885.09