Finding the Third Proportional to 1,285,920 and 2,748,996

Step by Step Solution

1. Step 1: Write the proportion equation
   1,285,920 : 2,748,996 = 2,748,996 : x
2. Step 2: Convert to fraction form
   1,285,920/2,748,996 = 2,748,996/x
3. Step 3: Cross multiply
   1,285,920x = 2,748,996 × 2,748,996
4. Step 4: Simplify right side
   1,285,920x = 7,556,979,008,016
5. Step 5: Solve for x
   x = 7,556,979,008,016/1,285,920
6. Step 6: Final answer
   x = 5,876,710.07