Finding the Fourth Proportional to 36,556.31, 50,447.81 and 19,789.31

Step by Step Solution

1. Step 1: Write the proportion equation
   36,556.31 : 50,447.81 = 19,789.31 : x
2. Step 2: Convert to fraction form
   36,556.31/50,447.81 = 19,789.31/x
3. Step 3: Cross multiply
   36,556.31x = 50,447.81 × 19,789.31
4. Step 4: Simplify right side
   36,556.31x = 998,327,526.50
5. Step 5: Solve for x
   x = 998,327,526.50/36,556.31
6. Step 6: Final answer
   x = 27,309.31