Finding the Third Proportional to 796,397 and 1,686,070

Step by Step Solution

1. Step 1: Write the proportion equation
   796,397 : 1,686,070 = 1,686,070 : x
2. Step 2: Convert to fraction form
   796,397/1,686,070 = 1,686,070/x
3. Step 3: Cross multiply
   796,397x = 1,686,070 × 1,686,070
4. Step 4: Simplify right side
   796,397x = 2,842,832,044,900
5. Step 5: Solve for x
   x = 2,842,832,044,900/796,397
6. Step 6: Final answer
   x = 3,569,616.72