Finding the Third Proportional to 796,776 and 1,720,320

Step by Step Solution

1. Step 1: Write the proportion equation
   796,776 : 1,720,320 = 1,720,320 : x
2. Step 2: Convert to fraction form
   796,776/1,720,320 = 1,720,320/x
3. Step 3: Cross multiply
   796,776x = 1,720,320 × 1,720,320
4. Step 4: Simplify right side
   796,776x = 2,959,500,902,400
5. Step 5: Solve for x
   x = 2,959,500,902,400/796,776
6. Step 6: Final answer
   x = 3,714,344.94