Finding the Fourth Proportional to 31,584.27, 43,581.34 and 18,153.01

Step by Step Solution

1. Step 1: Write the proportion equation
   31,584.27 : 43,581.34 = 18,153.01 : x
2. Step 2: Convert to fraction form
   31,584.27/43,581.34 = 18,153.01/x
3. Step 3: Cross multiply
   31,584.27x = 43,581.34 × 18,153.01
4. Step 4: Simplify right side
   31,584.27x = 791,132,598.46
5. Step 5: Solve for x
   x = 791,132,598.46/31,584.27
6. Step 6: Final answer
   x = 25,048.31