Finding the Fourth Proportional to 55,223.37, 82,823.40 and 17,786.79

Step by Step Solution

1. Step 1: Write the proportion equation
   55,223.37 : 82,823.40 = 17,786.79 : x
2. Step 2: Convert to fraction form
   55,223.37/82,823.40 = 17,786.79/x
3. Step 3: Cross multiply
   55,223.37x = 82,823.40 × 17,786.79
4. Step 4: Simplify right side
   55,223.37x = 1,473,162,422.89
5. Step 5: Solve for x
   x = 1,473,162,422.89/55,223.37
6. Step 6: Final answer
   x = 26,676.43