Finding the Third Proportional to 40,723.50 and 57,346.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,723.50 : 57,346.50 = 57,346.50 : x
2. Step 2: Convert to fraction form
   40,723.50/57,346.50 = 57,346.50/x
3. Step 3: Cross multiply
   40,723.50x = 57,346.50 × 57,346.50
4. Step 4: Simplify right side
   40,723.50x = 3,288,621,062.25
5. Step 5: Solve for x
   x = 3,288,621,062.25/40,723.50
6. Step 6: Final answer
   x = 80,754.87