Finding the Third Proportional to 1,581,042 and 3,515,796

Step by Step Solution

1. Step 1: Write the proportion equation
   1,581,042 : 3,515,796 = 3,515,796 : x
2. Step 2: Convert to fraction form
   1,581,042/3,515,796 = 3,515,796/x
3. Step 3: Cross multiply
   1,581,042x = 3,515,796 × 3,515,796
4. Step 4: Simplify right side
   1,581,042x = 12,360,821,513,616
5. Step 5: Solve for x
   x = 12,360,821,513,616/1,581,042
6. Step 6: Final answer
   x = 7,818,148.74