Finding the Fourth Proportional to 11,798.18, 17,697.25 and 8,089.16

Step by Step Solution

1. Step 1: Write the proportion equation
   11,798.18 : 17,697.25 = 8,089.16 : x
2. Step 2: Convert to fraction form
   11,798.18/17,697.25 = 8,089.16/x
3. Step 3: Cross multiply
   11,798.18x = 17,697.25 × 8,089.16
4. Step 4: Simplify right side
   11,798.18x = 143,155,890.61
5. Step 5: Solve for x
   x = 143,155,890.61/11,798.18
6. Step 6: Final answer
   x = 12,133.73