Finding the Third Proportional to 2,143,709 and 4,463,835

Step by Step Solution

1. Step 1: Write the proportion equation
   2,143,709 : 4,463,835 = 4,463,835 : x
2. Step 2: Convert to fraction form
   2,143,709/4,463,835 = 4,463,835/x
3. Step 3: Cross multiply
   2,143,709x = 4,463,835 × 4,463,835
4. Step 4: Simplify right side
   2,143,709x = 19,925,822,907,225
5. Step 5: Solve for x
   x = 19,925,822,907,225/2,143,709
6. Step 6: Final answer
   x = 9,295,022.28