Finding the Fourth Proportional to 11,173.72, 16,735.06 and 5,334.43

Step by Step Solution

1. Step 1: Write the proportion equation
   11,173.72 : 16,735.06 = 5,334.43 : x
2. Step 2: Convert to fraction form
   11,173.72/16,735.06 = 5,334.43/x
3. Step 3: Cross multiply
   11,173.72x = 16,735.06 × 5,334.43
4. Step 4: Simplify right side
   11,173.72x = 89,272,006.12
5. Step 5: Solve for x
   x = 89,272,006.12/11,173.72
6. Step 6: Final answer
   x = 7,989.46