Finding the Third Proportional to 855,182 and 1,859,212

Step by Step Solution

1. Step 1: Write the proportion equation
   855,182 : 1,859,212 = 1,859,212 : x
2. Step 2: Convert to fraction form
   855,182/1,859,212 = 1,859,212/x
3. Step 3: Cross multiply
   855,182x = 1,859,212 × 1,859,212
4. Step 4: Simplify right side
   855,182x = 3,456,669,260,944
5. Step 5: Solve for x
   x = 3,456,669,260,944/855,182
6. Step 6: Final answer
   x = 4,042,027.62