Finding the Third Proportional to 21,381.75 and 49,493.25

Step by Step Solution

1. Step 1: Write the proportion equation
   21,381.75 : 49,493.25 = 49,493.25 : x
2. Step 2: Convert to fraction form
   21,381.75/49,493.25 = 49,493.25/x
3. Step 3: Cross multiply
   21,381.75x = 49,493.25 × 49,493.25
4. Step 4: Simplify right side
   21,381.75x = 2,449,581,795.56
5. Step 5: Solve for x
   x = 2,449,581,795.56/21,381.75
6. Step 6: Final answer
   x = 114,564.14