Finding the Third Proportional to 40,003.50 and 57,168.75

Step by Step Solution

1. Step 1: Write the proportion equation
   40,003.50 : 57,168.75 = 57,168.75 : x
2. Step 2: Convert to fraction form
   40,003.50/57,168.75 = 57,168.75/x
3. Step 3: Cross multiply
   40,003.50x = 57,168.75 × 57,168.75
4. Step 4: Simplify right side
   40,003.50x = 3,268,265,976.56
5. Step 5: Solve for x
   x = 3,268,265,976.56/40,003.50
6. Step 6: Final answer
   x = 81,699.50