Finding the Fourth Proportional to 31,527.54, 47,297.79 and 13,059.54

Step by Step Solution

1. Step 1: Write the proportion equation
   31,527.54 : 47,297.79 = 13,059.54 : x
2. Step 2: Convert to fraction form
   31,527.54/47,297.79 = 13,059.54/x
3. Step 3: Cross multiply
   31,527.54x = 47,297.79 × 13,059.54
4. Step 4: Simplify right side
   31,527.54x = 617,687,380.42
5. Step 5: Solve for x
   x = 617,687,380.42/31,527.54
6. Step 6: Final answer
   x = 19,591.99