Finding the Third Proportional to 1,855,558 and 3,954,116

Step by Step Solution

1. Step 1: Write the proportion equation
   1,855,558 : 3,954,116 = 3,954,116 : x
2. Step 2: Convert to fraction form
   1,855,558/3,954,116 = 3,954,116/x
3. Step 3: Cross multiply
   1,855,558x = 3,954,116 × 3,954,116
4. Step 4: Simplify right side
   1,855,558x = 15,635,033,341,456
5. Step 5: Solve for x
   x = 15,635,033,341,456/1,855,558
6. Step 6: Final answer
   x = 8,426,054.77