Finding the Third Proportional to 1,020,488 and 2,224,688

Step by Step Solution

1. Step 1: Write the proportion equation
   1,020,488 : 2,224,688 = 2,224,688 : x
2. Step 2: Convert to fraction form
   1,020,488/2,224,688 = 2,224,688/x
3. Step 3: Cross multiply
   1,020,488x = 2,224,688 × 2,224,688
4. Step 4: Simplify right side
   1,020,488x = 4,949,236,697,344
5. Step 5: Solve for x
   x = 4,949,236,697,344/1,020,488
6. Step 6: Final answer
   x = 4,849,872.51