Finding the Third Proportional to 11,845.50 and 25,778.75

Step by Step Solution

1. Step 1: Write the proportion equation
   11,845.50 : 25,778.75 = 25,778.75 : x
2. Step 2: Convert to fraction form
   11,845.50/25,778.75 = 25,778.75/x
3. Step 3: Cross multiply
   11,845.50x = 25,778.75 × 25,778.75
4. Step 4: Simplify right side
   11,845.50x = 664,543,951.56
5. Step 5: Solve for x
   x = 664,543,951.56/11,845.50
6. Step 6: Final answer
   x = 56,100.96