Finding the Fourth Proportional to 11,162.94, 16,743.88 and 4,921.27

Step by Step Solution

1. Step 1: Write the proportion equation
   11,162.94 : 16,743.88 = 4,921.27 : x
2. Step 2: Convert to fraction form
   11,162.94/16,743.88 = 4,921.27/x
3. Step 3: Cross multiply
   11,162.94x = 16,743.88 × 4,921.27
4. Step 4: Simplify right side
   11,162.94x = 82,401,154.33
5. Step 5: Solve for x
   x = 82,401,154.33/11,162.94
6. Step 6: Final answer
   x = 7,381.67