Finding the Third Proportional to 1,939,816 and 4,189,376

Step by Step Solution

1. Step 1: Write the proportion equation
   1,939,816 : 4,189,376 = 4,189,376 : x
2. Step 2: Convert to fraction form
   1,939,816/4,189,376 = 4,189,376/x
3. Step 3: Cross multiply
   1,939,816x = 4,189,376 × 4,189,376
4. Step 4: Simplify right side
   1,939,816x = 17,550,871,269,376
5. Step 5: Solve for x
   x = 17,550,871,269,376/1,939,816
6. Step 6: Final answer
   x = 9,047,698.99