Finding the Third Proportional to 857,878 and 1,848,719

Step by Step Solution

1. Step 1: Write the proportion equation
   857,878 : 1,848,719 = 1,848,719 : x
2. Step 2: Convert to fraction form
   857,878/1,848,719 = 1,848,719/x
3. Step 3: Cross multiply
   857,878x = 1,848,719 × 1,848,719
4. Step 4: Simplify right side
   857,878x = 3,417,761,940,961
5. Step 5: Solve for x
   x = 3,417,761,940,961/857,878
6. Step 6: Final answer
   x = 3,983,972.01