Finding the Third Proportional to 219,942 and 470,988

Step by Step Solution

1. Step 1: Write the proportion equation
   219,942 : 470,988 = 470,988 : x
2. Step 2: Convert to fraction form
   219,942/470,988 = 470,988/x
3. Step 3: Cross multiply
   219,942x = 470,988 × 470,988
4. Step 4: Simplify right side
   219,942x = 221,829,696,144
5. Step 5: Solve for x
   x = 221,829,696,144/219,942
6. Step 6: Final answer
   x = 1,008,582.70