Finding the Third Proportional to 2,270,412 and 3,515,778

Step by Step Solution

1. Step 1: Write the proportion equation
   2,270,412 : 3,515,778 = 3,515,778 : x
2. Step 2: Convert to fraction form
   2,270,412/3,515,778 = 3,515,778/x
3. Step 3: Cross multiply
   2,270,412x = 3,515,778 × 3,515,778
4. Step 4: Simplify right side
   2,270,412x = 12,360,694,945,284
5. Step 5: Solve for x
   x = 12,360,694,945,284/2,270,412
6. Step 6: Final answer
   x = 5,444,251.94