Finding the Fourth Proportional to 11,167.64, 16,742.82 and 5,327

Step by Step Solution

1. Step 1: Write the proportion equation
   11,167.64 : 16,742.82 = 5,327 : x
2. Step 2: Convert to fraction form
   11,167.64/16,742.82 = 5,327/x
3. Step 3: Cross multiply
   11,167.64x = 16,742.82 × 5,327
4. Step 4: Simplify right side
   11,167.64x = 89,189,002.14
5. Step 5: Solve for x
   x = 89,189,002.14/11,167.64
6. Step 6: Final answer
   x = 7,986.38