Finding the Fourth Proportional to 22,494.57, 31,030.24 and 13,536.67

Step by Step Solution

1. Step 1: Write the proportion equation
   22,494.57 : 31,030.24 = 13,536.67 : x
2. Step 2: Convert to fraction form
   22,494.57/31,030.24 = 13,536.67/x
3. Step 3: Cross multiply
   22,494.57x = 31,030.24 × 13,536.67
4. Step 4: Simplify right side
   22,494.57x = 420,046,118.90
5. Step 5: Solve for x
   x = 420,046,118.90/22,494.57
6. Step 6: Final answer
   x = 18,673.22