Finding the Third Proportional to 1,518,728 and 3,340,624

Step by Step Solution

1. Step 1: Write the proportion equation
   1,518,728 : 3,340,624 = 3,340,624 : x
2. Step 2: Convert to fraction form
   1,518,728/3,340,624 = 3,340,624/x
3. Step 3: Cross multiply
   1,518,728x = 3,340,624 × 3,340,624
4. Step 4: Simplify right side
   1,518,728x = 11,159,768,709,376
5. Step 5: Solve for x
   x = 11,159,768,709,376/1,518,728
6. Step 6: Final answer
   x = 7,348,102.30