Finding the Third Proportional to 3,315,168 and 5,119,200

Step by Step Solution

1. Step 1: Write the proportion equation
   3,315,168 : 5,119,200 = 5,119,200 : x
2. Step 2: Convert to fraction form
   3,315,168/5,119,200 = 5,119,200/x
3. Step 3: Cross multiply
   3,315,168x = 5,119,200 × 5,119,200
4. Step 4: Simplify right side
   3,315,168x = 26,206,208,640,000
5. Step 5: Solve for x
   x = 26,206,208,640,000/3,315,168
6. Step 6: Final answer
   x = 7,904,941.36