Finding the Third Proportional to 657,979 and 1,367,655

Step by Step Solution

1. Step 1: Write the proportion equation
   657,979 : 1,367,655 = 1,367,655 : x
2. Step 2: Convert to fraction form
   657,979/1,367,655 = 1,367,655/x
3. Step 3: Cross multiply
   657,979x = 1,367,655 × 1,367,655
4. Step 4: Simplify right side
   657,979x = 1,870,480,199,025
5. Step 5: Solve for x
   x = 1,870,480,199,025/657,979
6. Step 6: Final answer
   x = 2,842,765.80