Finding the Fourth Proportional to 16,941.24, 23,381.76 and 9,871.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,941.24 : 23,381.76 = 9,871.86 : x
2. Step 2: Convert to fraction form
   16,941.24/23,381.76 = 9,871.86/x
3. Step 3: Cross multiply
   16,941.24x = 23,381.76 × 9,871.86
4. Step 4: Simplify right side
   16,941.24x = 230,821,461.27
5. Step 5: Solve for x
   x = 230,821,461.27/16,941.24
6. Step 6: Final answer
   x = 13,624.83