Finding the Third Proportional to 40,146.38 and 86,458.88

Step by Step Solution

1. Step 1: Write the proportion equation
   40,146.38 : 86,458.88 = 86,458.88 : x
2. Step 2: Convert to fraction form
   40,146.38/86,458.88 = 86,458.88/x
3. Step 3: Cross multiply
   40,146.38x = 86,458.88 × 86,458.88
4. Step 4: Simplify right side
   40,146.38x = 7,475,137,066.27
5. Step 5: Solve for x
   x = 7,475,137,066.27/40,146.38
6. Step 6: Final answer
   x = 186,197.06