Finding the Third Proportional to 1,028,442 and 2,214,928

Step by Step Solution

1. Step 1: Write the proportion equation
   1,028,442 : 2,214,928 = 2,214,928 : x
2. Step 2: Convert to fraction form
   1,028,442/2,214,928 = 2,214,928/x
3. Step 3: Cross multiply
   1,028,442x = 2,214,928 × 2,214,928
4. Step 4: Simplify right side
   1,028,442x = 4,905,906,045,184
5. Step 5: Solve for x
   x = 4,905,906,045,184/1,028,442
6. Step 6: Final answer
   x = 4,770,231.13