Finding the Third Proportional to 2,543,238 and 5,567,616

Step by Step Solution

1. Step 1: Write the proportion equation
   2,543,238 : 5,567,616 = 5,567,616 : x
2. Step 2: Convert to fraction form
   2,543,238/5,567,616 = 5,567,616/x
3. Step 3: Cross multiply
   2,543,238x = 5,567,616 × 5,567,616
4. Step 4: Simplify right side
   2,543,238x = 30,998,347,923,456
5. Step 5: Solve for x
   x = 30,998,347,923,456/2,543,238
6. Step 6: Final answer
   x = 12,188,536.00