Finding the Third Proportional to 1,020,390 and 2,224,494

Step by Step Solution

1. Step 1: Write the proportion equation
   1,020,390 : 2,224,494 = 2,224,494 : x
2. Step 2: Convert to fraction form
   1,020,390/2,224,494 = 2,224,494/x
3. Step 3: Cross multiply
   1,020,390x = 2,224,494 × 2,224,494
4. Step 4: Simplify right side
   1,020,390x = 4,948,373,556,036
5. Step 5: Solve for x
   x = 4,948,373,556,036/1,020,390
6. Step 6: Final answer
   x = 4,849,492.41