Finding the Fourth Proportional to 22,558.50, 31,144.85 and 14,495.42

Step by Step Solution

1. Step 1: Write the proportion equation
   22,558.50 : 31,144.85 = 14,495.42 : x
2. Step 2: Convert to fraction form
   22,558.50/31,144.85 = 14,495.42/x
3. Step 3: Cross multiply
   22,558.50x = 31,144.85 × 14,495.42
4. Step 4: Simplify right side
   22,558.50x = 451,457,681.59
5. Step 5: Solve for x
   x = 451,457,681.59/22,558.50
6. Step 6: Final answer
   x = 20,012.75