Finding the Third Proportional to 1,012,587 and 2,227,286

Step by Step Solution

1. Step 1: Write the proportion equation
   1,012,587 : 2,227,286 = 2,227,286 : x
2. Step 2: Convert to fraction form
   1,012,587/2,227,286 = 2,227,286/x
3. Step 3: Cross multiply
   1,012,587x = 2,227,286 × 2,227,286
4. Step 4: Simplify right side
   1,012,587x = 4,960,802,925,796
5. Step 5: Solve for x
   x = 4,960,802,925,796/1,012,587
6. Step 6: Final answer
   x = 4,899,137.48