Finding the Third Proportional to 1,833,216 and 3,945,993

Step by Step Solution

1. Step 1: Write the proportion equation
   1,833,216 : 3,945,993 = 3,945,993 : x
2. Step 2: Convert to fraction form
   1,833,216/3,945,993 = 3,945,993/x
3. Step 3: Cross multiply
   1,833,216x = 3,945,993 × 3,945,993
4. Step 4: Simplify right side
   1,833,216x = 15,570,860,756,049
5. Step 5: Solve for x
   x = 15,570,860,756,049/1,833,216
6. Step 6: Final answer
   x = 8,493,740.38