Finding the Third Proportional to 40,314 and 64,723.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,314 : 64,723.50 = 64,723.50 : x
2. Step 2: Convert to fraction form
   40,314/64,723.50 = 64,723.50/x
3. Step 3: Cross multiply
   40,314x = 64,723.50 × 64,723.50
4. Step 4: Simplify right side
   40,314x = 4,189,131,452.25
5. Step 5: Solve for x
   x = 4,189,131,452.25/40,314
6. Step 6: Final answer
   x = 103,912.57