Finding the Third Proportional to 239,961 and 525,118.50

Step by Step Solution

1. Step 1: Write the proportion equation
   239,961 : 525,118.50 = 525,118.50 : x
2. Step 2: Convert to fraction form
   239,961/525,118.50 = 525,118.50/x
3. Step 3: Cross multiply
   239,961x = 525,118.50 × 525,118.50
4. Step 4: Simplify right side
   239,961x = 275,749,439,042.25
5. Step 5: Solve for x
   x = 275,749,439,042.25/239,961
6. Step 6: Final answer
   x = 1,149,142.73