Finding the Fourth Proportional to 9,519.97, 13,142.33 and 5,985.13

Step by Step Solution

1. Step 1: Write the proportion equation
   9,519.97 : 13,142.33 = 5,985.13 : x
2. Step 2: Convert to fraction form
   9,519.97/13,142.33 = 5,985.13/x
3. Step 3: Cross multiply
   9,519.97x = 13,142.33 × 5,985.13
4. Step 4: Simplify right side
   9,519.97x = 78,658,553.55
5. Step 5: Solve for x
   x = 78,658,553.55/9,519.97
6. Step 6: Final answer
   x = 8,262.48