Finding the Third Proportional to 3,481,120 and 5,321,736

Step by Step Solution

1. Step 1: Write the proportion equation
   3,481,120 : 5,321,736 = 5,321,736 : x
2. Step 2: Convert to fraction form
   3,481,120/5,321,736 = 5,321,736/x
3. Step 3: Cross multiply
   3,481,120x = 5,321,736 × 5,321,736
4. Step 4: Simplify right side
   3,481,120x = 28,320,874,053,696
5. Step 5: Solve for x
   x = 28,320,874,053,696/3,481,120
6. Step 6: Final answer
   x = 8,135,563.86