Finding the Fourth Proportional to 7,524.38, 11,284.72 and 3,141.86

Step by Step Solution

1. Step 1: Write the proportion equation
   7,524.38 : 11,284.72 = 3,141.86 : x
2. Step 2: Convert to fraction form
   7,524.38/11,284.72 = 3,141.86/x
3. Step 3: Cross multiply
   7,524.38x = 11,284.72 × 3,141.86
4. Step 4: Simplify right side
   7,524.38x = 35,455,010.38
5. Step 5: Solve for x
   x = 35,455,010.38/7,524.38
6. Step 6: Final answer
   x = 4,712.02