Finding the Third Proportional to 3,419,668 and 5,336,536

Step by Step Solution

1. Step 1: Write the proportion equation
   3,419,668 : 5,336,536 = 5,336,536 : x
2. Step 2: Convert to fraction form
   3,419,668/5,336,536 = 5,336,536/x
3. Step 3: Cross multiply
   3,419,668x = 5,336,536 × 5,336,536
4. Step 4: Simplify right side
   3,419,668x = 28,478,616,479,296
5. Step 5: Solve for x
   x = 28,478,616,479,296/3,419,668
6. Step 6: Final answer
   x = 8,327,889.28