Finding the Third Proportional to 2,100,576 and 5,064,330

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100,576 : 5,064,330 = 5,064,330 : x
2. Step 2: Convert to fraction form
   2,100,576/5,064,330 = 5,064,330/x
3. Step 3: Cross multiply
   2,100,576x = 5,064,330 × 5,064,330
4. Step 4: Simplify right side
   2,100,576x = 25,647,438,348,900
5. Step 5: Solve for x
   x = 25,647,438,348,900/2,100,576
6. Step 6: Final answer
   x = 12,209,716.93