Finding the Fourth Proportional to 31,841.56, 43,941.86 and 18,229.55

Step by Step Solution

1. Step 1: Write the proportion equation
   31,841.56 : 43,941.86 = 18,229.55 : x
2. Step 2: Convert to fraction form
   31,841.56/43,941.86 = 18,229.55/x
3. Step 3: Cross multiply
   31,841.56x = 43,941.86 × 18,229.55
4. Step 4: Simplify right side
   31,841.56x = 801,040,114.25
5. Step 5: Solve for x
   x = 801,040,114.25/31,841.56
6. Step 6: Final answer
   x = 25,157.07