Finding the Third Proportional to 3,538,736 and 5,337,420

Step by Step Solution

1. Step 1: Write the proportion equation
   3,538,736 : 5,337,420 = 5,337,420 : x
2. Step 2: Convert to fraction form
   3,538,736/5,337,420 = 5,337,420/x
3. Step 3: Cross multiply
   3,538,736x = 5,337,420 × 5,337,420
4. Step 4: Simplify right side
   3,538,736x = 28,488,052,256,400
5. Step 5: Solve for x
   x = 28,488,052,256,400/3,538,736
6. Step 6: Final answer
   x = 8,050,346.86