Finding the Fourth Proportional to 55,807.46, 83,723.31 and 18,371.33

Step by Step Solution

1. Step 1: Write the proportion equation
   55,807.46 : 83,723.31 = 18,371.33 : x
2. Step 2: Convert to fraction form
   55,807.46/83,723.31 = 18,371.33/x
3. Step 3: Cross multiply
   55,807.46x = 83,723.31 × 18,371.33
4. Step 4: Simplify right side
   55,807.46x = 1,538,108,464.85
5. Step 5: Solve for x
   x = 1,538,108,464.85/55,807.46
6. Step 6: Final answer
   x = 27,560.99