Finding the Third Proportional to 1,115,576 and 2,297,176

Step by Step Solution

1. Step 1: Write the proportion equation
   1,115,576 : 2,297,176 = 2,297,176 : x
2. Step 2: Convert to fraction form
   1,115,576/2,297,176 = 2,297,176/x
3. Step 3: Cross multiply
   1,115,576x = 2,297,176 × 2,297,176
4. Step 4: Simplify right side
   1,115,576x = 5,277,017,574,976
5. Step 5: Solve for x
   x = 5,277,017,574,976/1,115,576
6. Step 6: Final answer
   x = 4,730,307.55