Finding the Third Proportional to 2,913,618 and 4,560,516

Step by Step Solution

1. Step 1: Write the proportion equation
   2,913,618 : 4,560,516 = 4,560,516 : x
2. Step 2: Convert to fraction form
   2,913,618/4,560,516 = 4,560,516/x
3. Step 3: Cross multiply
   2,913,618x = 4,560,516 × 4,560,516
4. Step 4: Simplify right side
   2,913,618x = 20,798,306,186,256
5. Step 5: Solve for x
   x = 20,798,306,186,256/2,913,618
6. Step 6: Final answer
   x = 7,138,309.20