Finding the Third Proportional to 1,204,872 and 2,509,624

Step by Step Solution

1. Step 1: Write the proportion equation
   1,204,872 : 2,509,624 = 2,509,624 : x
2. Step 2: Convert to fraction form
   1,204,872/2,509,624 = 2,509,624/x
3. Step 3: Cross multiply
   1,204,872x = 2,509,624 × 2,509,624
4. Step 4: Simplify right side
   1,204,872x = 6,298,212,621,376
5. Step 5: Solve for x
   x = 6,298,212,621,376/1,204,872
6. Step 6: Final answer
   x = 5,227,287.73