Finding the Third Proportional to 219,810 and 470,716

Step by Step Solution

1. Step 1: Write the proportion equation
   219,810 : 470,716 = 470,716 : x
2. Step 2: Convert to fraction form
   219,810/470,716 = 470,716/x
3. Step 3: Cross multiply
   219,810x = 470,716 × 470,716
4. Step 4: Simplify right side
   219,810x = 221,573,552,656
5. Step 5: Solve for x
   x = 221,573,552,656/219,810
6. Step 6: Final answer
   x = 1,008,023.08