Finding the Third Proportional to 1,020,286 and 2,227,080

Step by Step Solution

1. Step 1: Write the proportion equation
   1,020,286 : 2,227,080 = 2,227,080 : x
2. Step 2: Convert to fraction form
   1,020,286/2,227,080 = 2,227,080/x
3. Step 3: Cross multiply
   1,020,286x = 2,227,080 × 2,227,080
4. Step 4: Simplify right side
   1,020,286x = 4,959,885,326,400
5. Step 5: Solve for x
   x = 4,959,885,326,400/1,020,286
6. Step 6: Final answer
   x = 4,861,269.61