Finding the Fourth Proportional to 30,185.31, 41,648.29 and 18,087.73

Step by Step Solution

1. Step 1: Write the proportion equation
   30,185.31 : 41,648.29 = 18,087.73 : x
2. Step 2: Convert to fraction form
   30,185.31/41,648.29 = 18,087.73/x
3. Step 3: Cross multiply
   30,185.31x = 41,648.29 × 18,087.73
4. Step 4: Simplify right side
   30,185.31x = 753,323,024.48
5. Step 5: Solve for x
   x = 753,323,024.48/30,185.31
6. Step 6: Final answer
   x = 24,956.61