Finding the Fourth Proportional to 11,716, 16,168.56 and 6,748

Step by Step Solution

1. Step 1: Write the proportion equation
   11,716 : 16,168.56 = 6,748 : x
2. Step 2: Convert to fraction form
   11,716/16,168.56 = 6,748/x
3. Step 3: Cross multiply
   11,716x = 16,168.56 × 6,748
4. Step 4: Simplify right side
   11,716x = 109,105,442.88
5. Step 5: Solve for x
   x = 109,105,442.88/11,716
6. Step 6: Final answer
   x = 9,312.52