Finding the Third Proportional to 2,215,592 and 4,819,976

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215,592 : 4,819,976 = 4,819,976 : x
2. Step 2: Convert to fraction form
   2,215,592/4,819,976 = 4,819,976/x
3. Step 3: Cross multiply
   2,215,592x = 4,819,976 × 4,819,976
4. Step 4: Simplify right side
   2,215,592x = 23,232,168,640,576
5. Step 5: Solve for x
   x = 23,232,168,640,576/2,215,592
6. Step 6: Final answer
   x = 10,485,761.21