Finding the Third Proportional to 255,942.56 and 550,522.69

Step by Step Solution

1. Step 1: Write the proportion equation
   255,942.56 : 550,522.69 = 550,522.69 : x
2. Step 2: Convert to fraction form
   255,942.56/550,522.69 = 550,522.69/x
3. Step 3: Cross multiply
   255,942.56x = 550,522.69 × 550,522.69
4. Step 4: Simplify right side
   255,942.56x = 303,075,229,452.22
5. Step 5: Solve for x
   x = 303,075,229,452.22/255,942.56
6. Step 6: Final answer
   x = 1,184,153.30