Finding the Third Proportional to 262,300 and 562,812

Step by Step Solution

1. Step 1: Write the proportion equation
   262,300 : 562,812 = 562,812 : x
2. Step 2: Convert to fraction form
   262,300/562,812 = 562,812/x
3. Step 3: Cross multiply
   262,300x = 562,812 × 562,812
4. Step 4: Simplify right side
   262,300x = 316,757,347,344
5. Step 5: Solve for x
   x = 316,757,347,344/262,300
6. Step 6: Final answer
   x = 1,207,614.74