Finding the Third Proportional to 1,028,112 and 2,222,688

Step by Step Solution

1. Step 1: Write the proportion equation
   1,028,112 : 2,222,688 = 2,222,688 : x
2. Step 2: Convert to fraction form
   1,028,112/2,222,688 = 2,222,688/x
3. Step 3: Cross multiply
   1,028,112x = 2,222,688 × 2,222,688
4. Step 4: Simplify right side
   1,028,112x = 4,940,341,945,344
5. Step 5: Solve for x
   x = 4,940,341,945,344/1,028,112
6. Step 6: Final answer
   x = 4,805,256.57