Finding the Fourth Proportional to 11,086.38, 16,635.78 and 5,892.12

Step by Step Solution

1. Step 1: Write the proportion equation
   11,086.38 : 16,635.78 = 5,892.12 : x
2. Step 2: Convert to fraction form
   11,086.38/16,635.78 = 5,892.12/x
3. Step 3: Cross multiply
   11,086.38x = 16,635.78 × 5,892.12
4. Step 4: Simplify right side
   11,086.38x = 98,020,012.05
5. Step 5: Solve for x
   x = 98,020,012.05/11,086.38
6. Step 6: Final answer
   x = 8,841.48