Finding the Third Proportional to 2,299,212 and 4,878,576

Step by Step Solution

1. Step 1: Write the proportion equation
   2,299,212 : 4,878,576 = 4,878,576 : x
2. Step 2: Convert to fraction form
   2,299,212/4,878,576 = 4,878,576/x
3. Step 3: Cross multiply
   2,299,212x = 4,878,576 × 4,878,576
4. Step 4: Simplify right side
   2,299,212x = 23,800,503,787,776
5. Step 5: Solve for x
   x = 23,800,503,787,776/2,299,212
6. Step 6: Final answer
   x = 10,351,591.67