Finding the Fourth Proportional to 11,777.30, 17,566.74 and 10,960.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,777.30 : 17,566.74 = 10,960.82 : x
2. Step 2: Convert to fraction form
   11,777.30/17,566.74 = 10,960.82/x
3. Step 3: Cross multiply
   11,777.30x = 17,566.74 × 10,960.82
4. Step 4: Simplify right side
   11,777.30x = 192,545,820.32
5. Step 5: Solve for x
   x = 192,545,820.32/11,777.30
6. Step 6: Final answer
   x = 16,348.89