Finding the Third Proportional to 3,419,672 and 5,336,542

Step by Step Solution

1. Step 1: Write the proportion equation
   3,419,672 : 5,336,542 = 5,336,542 : x
2. Step 2: Convert to fraction form
   3,419,672/5,336,542 = 5,336,542/x
3. Step 3: Cross multiply
   3,419,672x = 5,336,542 × 5,336,542
4. Step 4: Simplify right side
   3,419,672x = 28,478,680,517,764
5. Step 5: Solve for x
   x = 28,478,680,517,764/3,419,672
6. Step 6: Final answer
   x = 8,327,898.27