Finding the Third Proportional to 250,998 and 552,540

Step by Step Solution

1. Step 1: Write the proportion equation
   250,998 : 552,540 = 552,540 : x
2. Step 2: Convert to fraction form
   250,998/552,540 = 552,540/x
3. Step 3: Cross multiply
   250,998x = 552,540 × 552,540
4. Step 4: Simplify right side
   250,998x = 305,300,451,600
5. Step 5: Solve for x
   x = 305,300,451,600/250,998
6. Step 6: Final answer
   x = 1,216,346.15