Finding the Third Proportional to 3,271,560 and 7,149,648

Step by Step Solution

1. Step 1: Write the proportion equation
   3,271,560 : 7,149,648 = 7,149,648 : x
2. Step 2: Convert to fraction form
   3,271,560/7,149,648 = 7,149,648/x
3. Step 3: Cross multiply
   3,271,560x = 7,149,648 × 7,149,648
4. Step 4: Simplify right side
   3,271,560x = 51,117,466,523,904
5. Step 5: Solve for x
   x = 51,117,466,523,904/3,271,560
6. Step 6: Final answer
   x = 15,624,798.73