Finding the Third Proportional to 845,824 and 1,859,886

Step by Step Solution

1. Step 1: Write the proportion equation
   845,824 : 1,859,886 = 1,859,886 : x
2. Step 2: Convert to fraction form
   845,824/1,859,886 = 1,859,886/x
3. Step 3: Cross multiply
   845,824x = 1,859,886 × 1,859,886
4. Step 4: Simplify right side
   845,824x = 3,459,175,932,996
5. Step 5: Solve for x
   x = 3,459,175,932,996/845,824
6. Step 6: Final answer
   x = 4,089,711.26