Finding the Third Proportional to 1,220,920 and 1,796,072

Step by Step Solution

1. Step 1: Write the proportion equation
   1,220,920 : 1,796,072 = 1,796,072 : x
2. Step 2: Convert to fraction form
   1,220,920/1,796,072 = 1,796,072/x
3. Step 3: Cross multiply
   1,220,920x = 1,796,072 × 1,796,072
4. Step 4: Simplify right side
   1,220,920x = 3,225,874,629,184
5. Step 5: Solve for x
   x = 3,225,874,629,184/1,220,920
6. Step 6: Final answer
   x = 2,642,167.08