Finding the Third Proportional to 2,443,720 and 5,109,992

Step by Step Solution

1. Step 1: Write the proportion equation
   2,443,720 : 5,109,992 = 5,109,992 : x
2. Step 2: Convert to fraction form
   2,443,720/5,109,992 = 5,109,992/x
3. Step 3: Cross multiply
   2,443,720x = 5,109,992 × 5,109,992
4. Step 4: Simplify right side
   2,443,720x = 26,112,018,240,064
5. Step 5: Solve for x
   x = 26,112,018,240,064/2,443,720
6. Step 6: Final answer
   x = 10,685,356.03