Finding the Third Proportional to 3,651,116 and 8,141,744

Step by Step Solution

1. Step 1: Write the proportion equation
   3,651,116 : 8,141,744 = 8,141,744 : x
2. Step 2: Convert to fraction form
   3,651,116/8,141,744 = 8,141,744/x
3. Step 3: Cross multiply
   3,651,116x = 8,141,744 × 8,141,744
4. Step 4: Simplify right side
   3,651,116x = 66,287,995,361,536
5. Step 5: Solve for x
   x = 66,287,995,361,536/3,651,116
6. Step 6: Final answer
   x = 18,155,543.50