Finding the Fourth Proportional to 11,111.76, 16,675.84 and 5,268.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,111.76 : 16,675.84 = 5,268.38 : x
2. Step 2: Convert to fraction form
   11,111.76/16,675.84 = 5,268.38/x
3. Step 3: Cross multiply
   11,111.76x = 16,675.84 × 5,268.38
4. Step 4: Simplify right side
   11,111.76x = 87,854,661.94
5. Step 5: Solve for x
   x = 87,854,661.94/11,111.76
6. Step 6: Final answer
   x = 7,906.46