Finding the Fourth Proportional to 11,113.38, 16,678.27 and 5,270.04

Step by Step Solution

1. Step 1: Write the proportion equation
   11,113.38 : 16,678.27 = 5,270.04 : x
2. Step 2: Convert to fraction form
   11,113.38/16,678.27 = 5,270.04/x
3. Step 3: Cross multiply
   11,113.38x = 16,678.27 × 5,270.04
4. Step 4: Simplify right side
   11,113.38x = 87,895,150.03
5. Step 5: Solve for x
   x = 87,895,150.03/11,113.38
6. Step 6: Final answer
   x = 7,908.95