Finding the Fourth Proportional to 11,538.79, 17,290.57 and 5,993.93

Step by Step Solution

1. Step 1: Write the proportion equation
   11,538.79 : 17,290.57 = 5,993.93 : x
2. Step 2: Convert to fraction form
   11,538.79/17,290.57 = 5,993.93/x
3. Step 3: Cross multiply
   11,538.79x = 17,290.57 × 5,993.93
4. Step 4: Simplify right side
   11,538.79x = 103,638,436.27
5. Step 5: Solve for x
   x = 103,638,436.27/11,538.79
6. Step 6: Final answer
   x = 8,981.74