Finding the Fourth Proportional to 11,401.56, 17,118.09 and 7,882.92

Step by Step Solution

1. Step 1: Write the proportion equation
   11,401.56 : 17,118.09 = 7,882.92 : x
2. Step 2: Convert to fraction form
   11,401.56/17,118.09 = 7,882.92/x
3. Step 3: Cross multiply
   11,401.56x = 17,118.09 × 7,882.92
4. Step 4: Simplify right side
   11,401.56x = 134,940,534.02
5. Step 5: Solve for x
   x = 134,940,534.02/11,401.56
6. Step 6: Final answer
   x = 11,835.27