Finding the Fourth Proportional to 11,018.16, 16,517.25 and 3,996.54

Step by Step Solution

1. Step 1: Write the proportion equation
   11,018.16 : 16,517.25 = 3,996.54 : x
2. Step 2: Convert to fraction form
   11,018.16/16,517.25 = 3,996.54/x
3. Step 3: Cross multiply
   11,018.16x = 16,517.25 × 3,996.54
4. Step 4: Simplify right side
   11,018.16x = 66,011,850.32
5. Step 5: Solve for x
   x = 66,011,850.32/11,018.16
6. Step 6: Final answer
   x = 5,991.19