Finding the Third Proportional to 755,838 and 1,644,530

Step by Step Solution

1. Step 1: Write the proportion equation
   755,838 : 1,644,530 = 1,644,530 : x
2. Step 2: Convert to fraction form
   755,838/1,644,530 = 1,644,530/x
3. Step 3: Cross multiply
   755,838x = 1,644,530 × 1,644,530
4. Step 4: Simplify right side
   755,838x = 2,704,478,920,900
5. Step 5: Solve for x
   x = 2,704,478,920,900/755,838
6. Step 6: Final answer
   x = 3,578,119.81