Finding the Third Proportional to 21,949.50 and 51,792.75

Step by Step Solution

1. Step 1: Write the proportion equation
   21,949.50 : 51,792.75 = 51,792.75 : x
2. Step 2: Convert to fraction form
   21,949.50/51,792.75 = 51,792.75/x
3. Step 3: Cross multiply
   21,949.50x = 51,792.75 × 51,792.75
4. Step 4: Simplify right side
   21,949.50x = 2,682,488,952.56
5. Step 5: Solve for x
   x = 2,682,488,952.56/21,949.50
6. Step 6: Final answer
   x = 122,211.85