Finding the Fourth Proportional to 11,173.88, 16,735.31 and 5,334.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,173.88 : 16,735.31 = 5,334.59 : x
2. Step 2: Convert to fraction form
   11,173.88/16,735.31 = 5,334.59/x
3. Step 3: Cross multiply
   11,173.88x = 16,735.31 × 5,334.59
4. Step 4: Simplify right side
   11,173.88x = 89,275,907.02
5. Step 5: Solve for x
   x = 89,275,907.02/11,173.88
6. Step 6: Final answer
   x = 7,989.70