Finding the Fourth Proportional to 11,425.10, 17,134.89 and 3,927.78

Step by Step Solution

1. Step 1: Write the proportion equation
   11,425.10 : 17,134.89 = 3,927.78 : x
2. Step 2: Convert to fraction form
   11,425.10/17,134.89 = 3,927.78/x
3. Step 3: Cross multiply
   11,425.10x = 17,134.89 × 3,927.78
4. Step 4: Simplify right side
   11,425.10x = 67,302,078.24
5. Step 5: Solve for x
   x = 67,302,078.24/11,425.10
6. Step 6: Final answer
   x = 5,890.72