Finding the Fourth Proportional to 11,008.58, 16,515.30 and 5,162

Step by Step Solution

1. Step 1: Write the proportion equation
   11,008.58 : 16,515.30 = 5,162 : x
2. Step 2: Convert to fraction form
   11,008.58/16,515.30 = 5,162/x
3. Step 3: Cross multiply
   11,008.58x = 16,515.30 × 5,162
4. Step 4: Simplify right side
   11,008.58x = 85,251,978.60
5. Step 5: Solve for x
   x = 85,251,978.60/11,008.58
6. Step 6: Final answer
   x = 7,744.14