Finding the Fourth Proportional to 11,972.82, 17,950.89 and 5,305.69

Step by Step Solution

1. Step 1: Write the proportion equation
   11,972.82 : 17,950.89 = 5,305.69 : x
2. Step 2: Convert to fraction form
   11,972.82/17,950.89 = 5,305.69/x
3. Step 3: Cross multiply
   11,972.82x = 17,950.89 × 5,305.69
4. Step 4: Simplify right side
   11,972.82x = 95,241,857.56
5. Step 5: Solve for x
   x = 95,241,857.56/11,972.82
6. Step 6: Final answer
   x = 7,954.84