Finding the Third Proportional to 239,782.50 and 525,249

Step by Step Solution

1. Step 1: Write the proportion equation
   239,782.50 : 525,249 = 525,249 : x
2. Step 2: Convert to fraction form
   239,782.50/525,249 = 525,249/x
3. Step 3: Cross multiply
   239,782.50x = 525,249 × 525,249
4. Step 4: Simplify right side
   239,782.50x = 275,886,512,001
5. Step 5: Solve for x
   x = 275,886,512,001/239,782.50
6. Step 6: Final answer
   x = 1,150,569.84