Finding the Third Proportional to 11,723 and 25,671.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,723 : 25,671.50 = 25,671.50 : x
2. Step 2: Convert to fraction form
   11,723/25,671.50 = 25,671.50/x
3. Step 3: Cross multiply
   11,723x = 25,671.50 × 25,671.50
4. Step 4: Simplify right side
   11,723x = 659,025,912.25
5. Step 5: Solve for x
   x = 659,025,912.25/11,723
6. Step 6: Final answer
   x = 56,216.49