Finding the Third Proportional to 40,561.50 and 60,505.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,561.50 : 60,505.50 = 60,505.50 : x
2. Step 2: Convert to fraction form
   40,561.50/60,505.50 = 60,505.50/x
3. Step 3: Cross multiply
   40,561.50x = 60,505.50 × 60,505.50
4. Step 4: Simplify right side
   40,561.50x = 3,660,915,530.25
5. Step 5: Solve for x
   x = 3,660,915,530.25/40,561.50
6. Step 6: Final answer
   x = 90,255.92