Finding the Fourth Proportional to 17,995.69, 26,998.72 and 5,517.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,995.69 : 26,998.72 = 5,517.56 : x
2. Step 2: Convert to fraction form
   17,995.69/26,998.72 = 5,517.56/x
3. Step 3: Cross multiply
   17,995.69x = 26,998.72 × 5,517.56
4. Step 4: Simplify right side
   17,995.69x = 148,966,936.32
5. Step 5: Solve for x
   x = 148,966,936.32/17,995.69
6. Step 6: Final answer
   x = 8,277.92