Finding the Third Proportional to 3,958,578 and 6,550,956

Step by Step Solution

1. Step 1: Write the proportion equation
   3,958,578 : 6,550,956 = 6,550,956 : x
2. Step 2: Convert to fraction form
   3,958,578/6,550,956 = 6,550,956/x
3. Step 3: Cross multiply
   3,958,578x = 6,550,956 × 6,550,956
4. Step 4: Simplify right side
   3,958,578x = 42,915,024,513,936
5. Step 5: Solve for x
   x = 42,915,024,513,936/3,958,578
6. Step 6: Final answer
   x = 10,841,020.31