Finding the Third Proportional to 1,323,212 and 2,870,470

Step by Step Solution

1. Step 1: Write the proportion equation
   1,323,212 : 2,870,470 = 2,870,470 : x
2. Step 2: Convert to fraction form
   1,323,212/2,870,470 = 2,870,470/x
3. Step 3: Cross multiply
   1,323,212x = 2,870,470 × 2,870,470
4. Step 4: Simplify right side
   1,323,212x = 8,239,598,020,900
5. Step 5: Solve for x
   x = 8,239,598,020,900/1,323,212
6. Step 6: Final answer
   x = 6,226,967.43