Finding the Third Proportional to 11,911.50 and 24,153.75

Step by Step Solution

1. Step 1: Write the proportion equation
   11,911.50 : 24,153.75 = 24,153.75 : x
2. Step 2: Convert to fraction form
   11,911.50/24,153.75 = 24,153.75/x
3. Step 3: Cross multiply
   11,911.50x = 24,153.75 × 24,153.75
4. Step 4: Simplify right side
   11,911.50x = 583,403,639.06
5. Step 5: Solve for x
   x = 583,403,639.06/11,911.50
6. Step 6: Final answer
   x = 48,978.18