Finding the Fourth Proportional to 55,765.82, 83,661.89 and 18,326

Step by Step Solution

1. Step 1: Write the proportion equation
   55,765.82 : 83,661.89 = 18,326 : x
2. Step 2: Convert to fraction form
   55,765.82/83,661.89 = 18,326/x
3. Step 3: Cross multiply
   55,765.82x = 83,661.89 × 18,326
4. Step 4: Simplify right side
   55,765.82x = 1,533,187,796.14
5. Step 5: Solve for x
   x = 1,533,187,796.14/55,765.82
6. Step 6: Final answer
   x = 27,493.32