Finding the Third Proportional to 250,578 and 525,760

Step by Step Solution

1. Step 1: Write the proportion equation
   250,578 : 525,760 = 525,760 : x
2. Step 2: Convert to fraction form
   250,578/525,760 = 525,760/x
3. Step 3: Cross multiply
   250,578x = 525,760 × 525,760
4. Step 4: Simplify right side
   250,578x = 276,423,577,600
5. Step 5: Solve for x
   x = 276,423,577,600/250,578
6. Step 6: Final answer
   x = 1,103,143.84