Finding the Third Proportional to 1,943,398 and 4,269,404

Step by Step Solution

1. Step 1: Write the proportion equation
   1,943,398 : 4,269,404 = 4,269,404 : x
2. Step 2: Convert to fraction form
   1,943,398/4,269,404 = 4,269,404/x
3. Step 3: Cross multiply
   1,943,398x = 4,269,404 × 4,269,404
4. Step 4: Simplify right side
   1,943,398x = 18,227,810,515,216
5. Step 5: Solve for x
   x = 18,227,810,515,216/1,943,398
6. Step 6: Final answer
   x = 9,379,350.25