Finding the Third Proportional to 840,258 and 1,843,788

Step by Step Solution

1. Step 1: Write the proportion equation
   840,258 : 1,843,788 = 1,843,788 : x
2. Step 2: Convert to fraction form
   840,258/1,843,788 = 1,843,788/x
3. Step 3: Cross multiply
   840,258x = 1,843,788 × 1,843,788
4. Step 4: Simplify right side
   840,258x = 3,399,554,188,944
5. Step 5: Solve for x
   x = 3,399,554,188,944/840,258
6. Step 6: Final answer
   x = 4,045,845.67