Finding the Third Proportional to 395,589 and 848,383.50

Step by Step Solution

1. Step 1: Write the proportion equation
   395,589 : 848,383.50 = 848,383.50 : x
2. Step 2: Convert to fraction form
   395,589/848,383.50 = 848,383.50/x
3. Step 3: Cross multiply
   395,589x = 848,383.50 × 848,383.50
4. Step 4: Simplify right side
   395,589x = 719,754,563,072.25
5. Step 5: Solve for x
   x = 719,754,563,072.25/395,589
6. Step 6: Final answer
   x = 1,819,450.40