Finding the Fourth Proportional to 11,089.00, 16,627.12 and 5,245.61

Step by Step Solution

1. Step 1: Write the proportion equation
   11,089.00 : 16,627.12 = 5,245.61 : x
2. Step 2: Convert to fraction form
   11,089.00/16,627.12 = 5,245.61/x
3. Step 3: Cross multiply
   11,089.00x = 16,627.12 × 5,245.61
4. Step 4: Simplify right side
   11,089.00x = 87,219,413.73
5. Step 5: Solve for x
   x = 87,219,413.73/11,089.00
6. Step 6: Final answer
   x = 7,865.40