Finding the Fourth Proportional to 17,868.86, 24,658.39 and 9,911.82

Step by Step Solution

1. Step 1: Write the proportion equation
   17,868.86 : 24,658.39 = 9,911.82 : x
2. Step 2: Convert to fraction form
   17,868.86/24,658.39 = 9,911.82/x
3. Step 3: Cross multiply
   17,868.86x = 24,658.39 × 9,911.82
4. Step 4: Simplify right side
   17,868.86x = 244,409,523.17
5. Step 5: Solve for x
   x = 244,409,523.17/17,868.86
6. Step 6: Final answer
   x = 13,677.96