Finding the Third Proportional to 3,538,168 and 5,301,678

Step by Step Solution

1. Step 1: Write the proportion equation
   3,538,168 : 5,301,678 = 5,301,678 : x
2. Step 2: Convert to fraction form
   3,538,168/5,301,678 = 5,301,678/x
3. Step 3: Cross multiply
   3,538,168x = 5,301,678 × 5,301,678
4. Step 4: Simplify right side
   3,538,168x = 28,107,789,615,684
5. Step 5: Solve for x
   x = 28,107,789,615,684/3,538,168
6. Step 6: Final answer
   x = 7,944,164.78