Finding the Third Proportional to 3,143,290 and 4,805,150

Step by Step Solution

1. Step 1: Write the proportion equation
   3,143,290 : 4,805,150 = 4,805,150 : x
2. Step 2: Convert to fraction form
   3,143,290/4,805,150 = 4,805,150/x
3. Step 3: Cross multiply
   3,143,290x = 4,805,150 × 4,805,150
4. Step 4: Simplify right side
   3,143,290x = 23,089,466,522,500
5. Step 5: Solve for x
   x = 23,089,466,522,500/3,143,290
6. Step 6: Final answer
   x = 7,345,636.74