Finding the Fourth Proportional to 40,185.82, 55,470.78 and 27,429.87

Step by Step Solution

1. Step 1: Write the proportion equation
   40,185.82 : 55,470.78 = 27,429.87 : x
2. Step 2: Convert to fraction form
   40,185.82/55,470.78 = 27,429.87/x
3. Step 3: Cross multiply
   40,185.82x = 55,470.78 × 27,429.87
4. Step 4: Simplify right side
   40,185.82x = 1,521,556,284.20
5. Step 5: Solve for x
   x = 1,521,556,284.20/40,185.82
6. Step 6: Final answer
   x = 37,863.02