Finding the Third Proportional to 11,121.75 and 23,656.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,121.75 : 23,656.50 = 23,656.50 : x
2. Step 2: Convert to fraction form
   11,121.75/23,656.50 = 23,656.50/x
3. Step 3: Cross multiply
   11,121.75x = 23,656.50 × 23,656.50
4. Step 4: Simplify right side
   11,121.75x = 559,629,992.25
5. Step 5: Solve for x
   x = 559,629,992.25/11,121.75
6. Step 6: Final answer
   x = 50,318.52