Finding the Fourth Proportional to 20,174.58, 30,251.46 and 9,071.82

Step by Step Solution

1. Step 1: Write the proportion equation
   20,174.58 : 30,251.46 = 9,071.82 : x
2. Step 2: Convert to fraction form
   20,174.58/30,251.46 = 9,071.82/x
3. Step 3: Cross multiply
   20,174.58x = 30,251.46 × 9,071.82
4. Step 4: Simplify right side
   20,174.58x = 274,435,799.86
5. Step 5: Solve for x
   x = 274,435,799.86/20,174.58
6. Step 6: Final answer
   x = 13,603.05