Finding the Third Proportional to 1,143,623 and 2,439,242

Step by Step Solution

1. Step 1: Write the proportion equation
   1,143,623 : 2,439,242 = 2,439,242 : x
2. Step 2: Convert to fraction form
   1,143,623/2,439,242 = 2,439,242/x
3. Step 3: Cross multiply
   1,143,623x = 2,439,242 × 2,439,242
4. Step 4: Simplify right side
   1,143,623x = 5,949,901,534,564
5. Step 5: Solve for x
   x = 5,949,901,534,564/1,143,623
6. Step 6: Final answer
   x = 5,202,677.40