Finding the Third Proportional to 41,718.38 and 86,393.81

Step by Step Solution

1. Step 1: Write the proportion equation
   41,718.38 : 86,393.81 = 86,393.81 : x
2. Step 2: Convert to fraction form
   41,718.38/86,393.81 = 86,393.81/x
3. Step 3: Cross multiply
   41,718.38x = 86,393.81 × 86,393.81
4. Step 4: Simplify right side
   41,718.38x = 7,463,890,838.29
5. Step 5: Solve for x
   x = 7,463,890,838.29/41,718.38
6. Step 6: Final answer
   x = 178,911.35