Finding the Fourth Proportional to 23,057.82, 31,757.67 and 19,908.54

Step by Step Solution

1. Step 1: Write the proportion equation
   23,057.82 : 31,757.67 = 19,908.54 : x
2. Step 2: Convert to fraction form
   23,057.82/31,757.67 = 19,908.54/x
3. Step 3: Cross multiply
   23,057.82x = 31,757.67 × 19,908.54
4. Step 4: Simplify right side
   23,057.82x = 632,248,843.50
5. Step 5: Solve for x
   x = 632,248,843.50/23,057.82
6. Step 6: Final answer
   x = 27,420.15