Finding the Third Proportional to 3,543,858 and 5,314,675

Step by Step Solution

1. Step 1: Write the proportion equation
   3,543,858 : 5,314,675 = 5,314,675 : x
2. Step 2: Convert to fraction form
   3,543,858/5,314,675 = 5,314,675/x
3. Step 3: Cross multiply
   3,543,858x = 5,314,675 × 5,314,675
4. Step 4: Simplify right side
   3,543,858x = 28,245,770,355,625
5. Step 5: Solve for x
   x = 28,245,770,355,625/3,543,858
6. Step 6: Final answer
   x = 7,970,344.85