Finding the Fourth Proportional to 22,585.37, 31,171.70 and 13,023.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,585.37 : 31,171.70 = 13,023.52 : x
2. Step 2: Convert to fraction form
   22,585.37/31,171.70 = 13,023.52/x
3. Step 3: Cross multiply
   22,585.37x = 31,171.70 × 13,023.52
4. Step 4: Simplify right side
   22,585.37x = 405,965,213.01
5. Step 5: Solve for x
   x = 405,965,213.01/22,585.37
6. Step 6: Final answer
   x = 17,974.70