Finding the Fourth Proportional to 22,495.38, 31,043.62 and 13,064.55

Step by Step Solution

1. Step 1: Write the proportion equation
   22,495.38 : 31,043.62 = 13,064.55 : x
2. Step 2: Convert to fraction form
   22,495.38/31,043.62 = 13,064.55/x
3. Step 3: Cross multiply
   22,495.38x = 31,043.62 × 13,064.55
4. Step 4: Simplify right side
   22,495.38x = 405,570,770.45
5. Step 5: Solve for x
   x = 405,570,770.45/22,495.38
6. Step 6: Final answer
   x = 18,029.07