Finding the Fourth Proportional to 11,456.37, 17,145.27 and 7,950.35

Step by Step Solution

1. Step 1: Write the proportion equation
   11,456.37 : 17,145.27 = 7,950.35 : x
2. Step 2: Convert to fraction form
   11,456.37/17,145.27 = 7,950.35/x
3. Step 3: Cross multiply
   11,456.37x = 17,145.27 × 7,950.35
4. Step 4: Simplify right side
   11,456.37x = 136,310,940.21
5. Step 5: Solve for x
   x = 136,310,940.21/11,456.37
6. Step 6: Final answer
   x = 11,898.27