Finding the Third Proportional to 21,377.88 and 49,487.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,377.88 : 49,487.75 = 49,487.75 : x
2. Step 2: Convert to fraction form
   21,377.88/49,487.75 = 49,487.75/x
3. Step 3: Cross multiply
   21,377.88x = 49,487.75 × 49,487.75
4. Step 4: Simplify right side
   21,377.88x = 2,449,037,400.06
5. Step 5: Solve for x
   x = 2,449,037,400.06/21,377.88
6. Step 6: Final answer
   x = 114,559.44