Finding the Third Proportional to 2,961,618 and 4,478,874

Step by Step Solution

1. Step 1: Write the proportion equation
   2,961,618 : 4,478,874 = 4,478,874 : x
2. Step 2: Convert to fraction form
   2,961,618/4,478,874 = 4,478,874/x
3. Step 3: Cross multiply
   2,961,618x = 4,478,874 × 4,478,874
4. Step 4: Simplify right side
   2,961,618x = 20,060,312,307,876
5. Step 5: Solve for x
   x = 20,060,312,307,876/2,961,618
6. Step 6: Final answer
   x = 6,773,430.03