Finding the Third Proportional to 680,514 and 1,485,546

Step by Step Solution

1. Step 1: Write the proportion equation
   680,514 : 1,485,546 = 1,485,546 : x
2. Step 2: Convert to fraction form
   680,514/1,485,546 = 1,485,546/x
3. Step 3: Cross multiply
   680,514x = 1,485,546 × 1,485,546
4. Step 4: Simplify right side
   680,514x = 2,206,846,918,116
5. Step 5: Solve for x
   x = 2,206,846,918,116/680,514
6. Step 6: Final answer
   x = 3,242,911.86