Finding the Fourth Proportional to 11,078.67, 16,625.34 and 5,235.69

Step by Step Solution

1. Step 1: Write the proportion equation
   11,078.67 : 16,625.34 = 5,235.69 : x
2. Step 2: Convert to fraction form
   11,078.67/16,625.34 = 5,235.69/x
3. Step 3: Cross multiply
   11,078.67x = 16,625.34 × 5,235.69
4. Step 4: Simplify right side
   11,078.67x = 87,045,126.38
5. Step 5: Solve for x
   x = 87,045,126.38/11,078.67
6. Step 6: Final answer
   x = 7,857.00