Finding the Third Proportional to 3,395,772 and 5,137,404

Step by Step Solution

1. Step 1: Write the proportion equation
   3,395,772 : 5,137,404 = 5,137,404 : x
2. Step 2: Convert to fraction form
   3,395,772/5,137,404 = 5,137,404/x
3. Step 3: Cross multiply
   3,395,772x = 5,137,404 × 5,137,404
4. Step 4: Simplify right side
   3,395,772x = 26,392,919,859,216
5. Step 5: Solve for x
   x = 26,392,919,859,216/3,395,772
6. Step 6: Final answer
   x = 7,772,288.56