Finding the Third Proportional to 1,028,440 and 2,214,924

Step by Step Solution

1. Step 1: Write the proportion equation
   1,028,440 : 2,214,924 = 2,214,924 : x
2. Step 2: Convert to fraction form
   1,028,440/2,214,924 = 2,214,924/x
3. Step 3: Cross multiply
   1,028,440x = 2,214,924 × 2,214,924
4. Step 4: Simplify right side
   1,028,440x = 4,905,888,325,776
5. Step 5: Solve for x
   x = 4,905,888,325,776/1,028,440
6. Step 6: Final answer
   x = 4,770,223.18