Finding the Third Proportional to 40,285 and 56,629.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,285 : 56,629.50 = 56,629.50 : x
2. Step 2: Convert to fraction form
   40,285/56,629.50 = 56,629.50/x
3. Step 3: Cross multiply
   40,285x = 56,629.50 × 56,629.50
4. Step 4: Simplify right side
   40,285x = 3,206,900,270.25
5. Step 5: Solve for x
   x = 3,206,900,270.25/40,285
6. Step 6: Final answer
   x = 79,605.32