Finding the Third Proportional to 30,172.50 and 49,524.75

Step by Step Solution

1. Step 1: Write the proportion equation
   30,172.50 : 49,524.75 = 49,524.75 : x
2. Step 2: Convert to fraction form
   30,172.50/49,524.75 = 49,524.75/x
3. Step 3: Cross multiply
   30,172.50x = 49,524.75 × 49,524.75
4. Step 4: Simplify right side
   30,172.50x = 2,452,700,862.56
5. Step 5: Solve for x
   x = 2,452,700,862.56/30,172.50
6. Step 6: Final answer
   x = 81,289.28