Finding the Third Proportional to 578,474 and 1,250,530

Step by Step Solution

1. Step 1: Write the proportion equation
   578,474 : 1,250,530 = 1,250,530 : x
2. Step 2: Convert to fraction form
   578,474/1,250,530 = 1,250,530/x
3. Step 3: Cross multiply
   578,474x = 1,250,530 × 1,250,530
4. Step 4: Simplify right side
   578,474x = 1,563,825,280,900
5. Step 5: Solve for x
   x = 1,563,825,280,900/578,474
6. Step 6: Final answer
   x = 2,703,363.13