Finding the Third Proportional to 1,777,144 and 3,908,456

Step by Step Solution

1. Step 1: Write the proportion equation
   1,777,144 : 3,908,456 = 3,908,456 : x
2. Step 2: Convert to fraction form
   1,777,144/3,908,456 = 3,908,456/x
3. Step 3: Cross multiply
   1,777,144x = 3,908,456 × 3,908,456
4. Step 4: Simplify right side
   1,777,144x = 15,276,028,303,936
5. Step 5: Solve for x
   x = 15,276,028,303,936/1,777,144
6. Step 6: Final answer
   x = 8,595,830.33