Finding the Third Proportional to 1,028,904 and 2,215,838

Step by Step Solution

1. Step 1: Write the proportion equation
   1,028,904 : 2,215,838 = 2,215,838 : x
2. Step 2: Convert to fraction form
   1,028,904/2,215,838 = 2,215,838/x
3. Step 3: Cross multiply
   1,028,904x = 2,215,838 × 2,215,838
4. Step 4: Simplify right side
   1,028,904x = 4,909,938,042,244
5. Step 5: Solve for x
   x = 4,909,938,042,244/1,028,904
6. Step 6: Final answer
   x = 4,772,007.93