Finding the Third Proportional to 682,820 and 1,055,028

Step by Step Solution

1. Step 1: Write the proportion equation
   682,820 : 1,055,028 = 1,055,028 : x
2. Step 2: Convert to fraction form
   682,820/1,055,028 = 1,055,028/x
3. Step 3: Cross multiply
   682,820x = 1,055,028 × 1,055,028
4. Step 4: Simplify right side
   682,820x = 1,113,084,080,784
5. Step 5: Solve for x
   x = 1,113,084,080,784/682,820
6. Step 6: Final answer
   x = 1,630,128.12