Finding the Third Proportional to 2,215,803 and 4,819,832

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215,803 : 4,819,832 = 4,819,832 : x
2. Step 2: Convert to fraction form
   2,215,803/4,819,832 = 4,819,832/x
3. Step 3: Cross multiply
   2,215,803x = 4,819,832 × 4,819,832
4. Step 4: Simplify right side
   2,215,803x = 23,230,780,508,224
5. Step 5: Solve for x
   x = 23,230,780,508,224/2,215,803
6. Step 6: Final answer
   x = 10,484,136.23