Finding the Third Proportional to 1,069,017 and 2,305,128

Step by Step Solution

1. Step 1: Write the proportion equation
   1,069,017 : 2,305,128 = 2,305,128 : x
2. Step 2: Convert to fraction form
   1,069,017/2,305,128 = 2,305,128/x
3. Step 3: Cross multiply
   1,069,017x = 2,305,128 × 2,305,128
4. Step 4: Simplify right side
   1,069,017x = 5,313,615,096,384
5. Step 5: Solve for x
   x = 5,313,615,096,384/1,069,017
6. Step 6: Final answer
   x = 4,970,561.83