Finding the Third Proportional to 1,388,046 and 3,343,856

Step by Step Solution

1. Step 1: Write the proportion equation
   1,388,046 : 3,343,856 = 3,343,856 : x
2. Step 2: Convert to fraction form
   1,388,046/3,343,856 = 3,343,856/x
3. Step 3: Cross multiply
   1,388,046x = 3,343,856 × 3,343,856
4. Step 4: Simplify right side
   1,388,046x = 11,181,372,948,736
5. Step 5: Solve for x
   x = 11,181,372,948,736/1,388,046
6. Step 6: Final answer
   x = 8,055,477.23