Finding the Third Proportional to 857,118 and 1,843,228

Step by Step Solution

1. Step 1: Write the proportion equation
   857,118 : 1,843,228 = 1,843,228 : x
2. Step 2: Convert to fraction form
   857,118/1,843,228 = 1,843,228/x
3. Step 3: Cross multiply
   857,118x = 1,843,228 × 1,843,228
4. Step 4: Simplify right side
   857,118x = 3,397,489,459,984
5. Step 5: Solve for x
   x = 3,397,489,459,984/857,118
6. Step 6: Final answer
   x = 3,963,852.66