Finding the Third Proportional to 40,317.75 and 88,688.25

Step by Step Solution

1. Step 1: Write the proportion equation
   40,317.75 : 88,688.25 = 88,688.25 : x
2. Step 2: Convert to fraction form
   40,317.75/88,688.25 = 88,688.25/x
3. Step 3: Cross multiply
   40,317.75x = 88,688.25 × 88,688.25
4. Step 4: Simplify right side
   40,317.75x = 7,865,605,688.06
5. Step 5: Solve for x
   x = 7,865,605,688.06/40,317.75
6. Step 6: Final answer
   x = 195,090.39