Finding the Fourth Proportional to 22,495.50, 31,043.79 and 13,064.67

Step by Step Solution

1. Step 1: Write the proportion equation
   22,495.50 : 31,043.79 = 13,064.67 : x
2. Step 2: Convert to fraction form
   22,495.50/31,043.79 = 13,064.67/x
3. Step 3: Cross multiply
   22,495.50x = 31,043.79 × 13,064.67
4. Step 4: Simplify right side
   22,495.50x = 405,576,871.90
5. Step 5: Solve for x
   x = 405,576,871.90/22,495.50
6. Step 6: Final answer
   x = 18,029.24