Finding the Fourth Proportional to 11,173.38, 16,734.55 and 5,334.09

Step by Step Solution

1. Step 1: Write the proportion equation
   11,173.38 : 16,734.55 = 5,334.09 : x
2. Step 2: Convert to fraction form
   11,173.38/16,734.55 = 5,334.09/x
3. Step 3: Cross multiply
   11,173.38x = 16,734.55 × 5,334.09
4. Step 4: Simplify right side
   11,173.38x = 89,263,595.81
5. Step 5: Solve for x
   x = 89,263,595.81/11,173.38
6. Step 6: Final answer
   x = 7,988.95