Finding the Third Proportional to 1,607,128 and 2,182,676

Step by Step Solution

1. Step 1: Write the proportion equation
   1,607,128 : 2,182,676 = 2,182,676 : x
2. Step 2: Convert to fraction form
   1,607,128/2,182,676 = 2,182,676/x
3. Step 3: Cross multiply
   1,607,128x = 2,182,676 × 2,182,676
4. Step 4: Simplify right side
   1,607,128x = 4,764,074,520,976
5. Step 5: Solve for x
   x = 4,764,074,520,976/1,607,128
6. Step 6: Final answer
   x = 2,964,340.44