Finding the Fourth Proportional to 13,017.75, 19,510.98 and 5,988.09

Step by Step Solution

1. Step 1: Write the proportion equation
   13,017.75 : 19,510.98 = 5,988.09 : x
2. Step 2: Convert to fraction form
   13,017.75/19,510.98 = 5,988.09/x
3. Step 3: Cross multiply
   13,017.75x = 19,510.98 × 5,988.09
4. Step 4: Simplify right side
   13,017.75x = 116,833,504.23
5. Step 5: Solve for x
   x = 116,833,504.23/13,017.75
6. Step 6: Final answer
   x = 8,974.94