Finding the Third Proportional to 10,911.75 and 23,280.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,911.75 : 23,280.75 = 23,280.75 : x
2. Step 2: Convert to fraction form
   10,911.75/23,280.75 = 23,280.75/x
3. Step 3: Cross multiply
   10,911.75x = 23,280.75 × 23,280.75
4. Step 4: Simplify right side
   10,911.75x = 541,993,320.56
5. Step 5: Solve for x
   x = 541,993,320.56/10,911.75
6. Step 6: Final answer
   x = 49,670.61