Finding the Third Proportional to 671,704 and 1,382,816

Step by Step Solution

1. Step 1: Write the proportion equation
   671,704 : 1,382,816 = 1,382,816 : x
2. Step 2: Convert to fraction form
   671,704/1,382,816 = 1,382,816/x
3. Step 3: Cross multiply
   671,704x = 1,382,816 × 1,382,816
4. Step 4: Simplify right side
   671,704x = 1,912,180,089,856
5. Step 5: Solve for x
   x = 1,912,180,089,856/671,704
6. Step 6: Final answer
   x = 2,846,760.02