Finding the Third Proportional to 28,771.50 and 61,540.75

Step by Step Solution

1. Step 1: Write the proportion equation
   28,771.50 : 61,540.75 = 61,540.75 : x
2. Step 2: Convert to fraction form
   28,771.50/61,540.75 = 61,540.75/x
3. Step 3: Cross multiply
   28,771.50x = 61,540.75 × 61,540.75
4. Step 4: Simplify right side
   28,771.50x = 3,787,263,910.56
5. Step 5: Solve for x
   x = 3,787,263,910.56/28,771.50
6. Step 6: Final answer
   x = 131,632.48