Finding the Third Proportional to 845,856 and 1,859,949

Step by Step Solution

1. Step 1: Write the proportion equation
   845,856 : 1,859,949 = 1,859,949 : x
2. Step 2: Convert to fraction form
   845,856/1,859,949 = 1,859,949/x
3. Step 3: Cross multiply
   845,856x = 1,859,949 × 1,859,949
4. Step 4: Simplify right side
   845,856x = 3,459,410,282,601
5. Step 5: Solve for x
   x = 3,459,410,282,601/845,856
6. Step 6: Final answer
   x = 4,089,833.59