Finding the Third Proportional to 1,851,870 and 4,058,268

Step by Step Solution

1. Step 1: Write the proportion equation
   1,851,870 : 4,058,268 = 4,058,268 : x
2. Step 2: Convert to fraction form
   1,851,870/4,058,268 = 4,058,268/x
3. Step 3: Cross multiply
   1,851,870x = 4,058,268 × 4,058,268
4. Step 4: Simplify right side
   1,851,870x = 16,469,539,159,824
5. Step 5: Solve for x
   x = 16,469,539,159,824/1,851,870
6. Step 6: Final answer
   x = 8,893,463.99