Finding the Third Proportional to 1,515,188 and 3,270,734

Step by Step Solution

1. Step 1: Write the proportion equation
   1,515,188 : 3,270,734 = 3,270,734 : x
2. Step 2: Convert to fraction form
   1,515,188/3,270,734 = 3,270,734/x
3. Step 3: Cross multiply
   1,515,188x = 3,270,734 × 3,270,734
4. Step 4: Simplify right side
   1,515,188x = 10,697,700,898,756
5. Step 5: Solve for x
   x = 10,697,700,898,756/1,515,188
6. Step 6: Final answer
   x = 7,060,312.58