Finding the Fourth Proportional to 11,098.89, 16,615.53 and 7,388.28

Step by Step Solution

1. Step 1: Write the proportion equation
   11,098.89 : 16,615.53 = 7,388.28 : x
2. Step 2: Convert to fraction form
   11,098.89/16,615.53 = 7,388.28/x
3. Step 3: Cross multiply
   11,098.89x = 16,615.53 × 7,388.28
4. Step 4: Simplify right side
   11,098.89x = 122,760,187.99
5. Step 5: Solve for x
   x = 122,760,187.99/11,098.89
6. Step 6: Final answer
   x = 11,060.58