Finding the Fourth Proportional to 11,963.59, 17,949.42 and 5,299.18

Step by Step Solution

1. Step 1: Write the proportion equation
   11,963.59 : 17,949.42 = 5,299.18 : x
2. Step 2: Convert to fraction form
   11,963.59/17,949.42 = 5,299.18/x
3. Step 3: Cross multiply
   11,963.59x = 17,949.42 × 5,299.18
4. Step 4: Simplify right side
   11,963.59x = 95,117,162.60
5. Step 5: Solve for x
   x = 95,117,162.60/11,963.59
6. Step 6: Final answer
   x = 7,950.56