Finding the Third Proportional to 1,028,391 and 2,233,686

Step by Step Solution

1. Step 1: Write the proportion equation
   1,028,391 : 2,233,686 = 2,233,686 : x
2. Step 2: Convert to fraction form
   1,028,391/2,233,686 = 2,233,686/x
3. Step 3: Cross multiply
   1,028,391x = 2,233,686 × 2,233,686
4. Step 4: Simplify right side
   1,028,391x = 4,989,353,146,596
5. Step 5: Solve for x
   x = 4,989,353,146,596/1,028,391
6. Step 6: Final answer
   x = 4,851,611.06