Finding the Fourth Proportional to 17,868.98, 24,659.03 and 9,911.27

Step by Step Solution

1. Step 1: Write the proportion equation
   17,868.98 : 24,659.03 = 9,911.27 : x
2. Step 2: Convert to fraction form
   17,868.98/24,659.03 = 9,911.27/x
3. Step 3: Cross multiply
   17,868.98x = 24,659.03 × 9,911.27
4. Step 4: Simplify right side
   17,868.98x = 244,402,390.69
5. Step 5: Solve for x
   x = 244,402,390.69/17,868.98
6. Step 6: Final answer
   x = 13,677.47