Finding the Third Proportional to 1,939,800 and 4,189,344

Step by Step Solution

1. Step 1: Write the proportion equation
   1,939,800 : 4,189,344 = 4,189,344 : x
2. Step 2: Convert to fraction form
   1,939,800/4,189,344 = 4,189,344/x
3. Step 3: Cross multiply
   1,939,800x = 4,189,344 × 4,189,344
4. Step 4: Simplify right side
   1,939,800x = 17,550,603,150,336
5. Step 5: Solve for x
   x = 17,550,603,150,336/1,939,800
6. Step 6: Final answer
   x = 9,047,635.40