Finding the Third Proportional to 21,918.25 and 47,936.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,918.25 : 47,936.75 = 47,936.75 : x
2. Step 2: Convert to fraction form
   21,918.25/47,936.75 = 47,936.75/x
3. Step 3: Cross multiply
   21,918.25x = 47,936.75 × 47,936.75
4. Step 4: Simplify right side
   21,918.25x = 2,297,932,000.56
5. Step 5: Solve for x
   x = 2,297,932,000.56/21,918.25
6. Step 6: Final answer
   x = 104,841.03