Finding the Third Proportional to 1,498,142 and 3,301,678

Step by Step Solution

1. Step 1: Write the proportion equation
   1,498,142 : 3,301,678 = 3,301,678 : x
2. Step 2: Convert to fraction form
   1,498,142/3,301,678 = 3,301,678/x
3. Step 3: Cross multiply
   1,498,142x = 3,301,678 × 3,301,678
4. Step 4: Simplify right side
   1,498,142x = 10,901,077,615,684
5. Step 5: Solve for x
   x = 10,901,077,615,684/1,498,142
6. Step 6: Final answer
   x = 7,276,398.11