Finding the Third Proportional to 219,186 and 470,070

Step by Step Solution

1. Step 1: Write the proportion equation
   219,186 : 470,070 = 470,070 : x
2. Step 2: Convert to fraction form
   219,186/470,070 = 470,070/x
3. Step 3: Cross multiply
   219,186x = 470,070 × 470,070
4. Step 4: Simplify right side
   219,186x = 220,965,804,900
5. Step 5: Solve for x
   x = 220,965,804,900/219,186
6. Step 6: Final answer
   x = 1,008,120.07