Finding the Third Proportional to 262,401.75 and 548,104.50

Step by Step Solution

1. Step 1: Write the proportion equation
   262,401.75 : 548,104.50 = 548,104.50 : x
2. Step 2: Convert to fraction form
   262,401.75/548,104.50 = 548,104.50/x
3. Step 3: Cross multiply
   262,401.75x = 548,104.50 × 548,104.50
4. Step 4: Simplify right side
   262,401.75x = 300,418,542,920.25
5. Step 5: Solve for x
   x = 300,418,542,920.25/262,401.75
6. Step 6: Final answer
   x = 1,144,880.10