Finding the Fourth Proportional to 9,961.38, 13,751.37 and 5,768.82

Step by Step Solution

1. Step 1: Write the proportion equation
   9,961.38 : 13,751.37 = 5,768.82 : x
2. Step 2: Convert to fraction form
   9,961.38/13,751.37 = 5,768.82/x
3. Step 3: Cross multiply
   9,961.38x = 13,751.37 × 5,768.82
4. Step 4: Simplify right side
   9,961.38x = 79,329,178.28
5. Step 5: Solve for x
   x = 79,329,178.28/9,961.38
6. Step 6: Final answer
   x = 7,963.67