Finding the Fourth Proportional to 17,004.96, 23,487.84 and 12,281.76

Step by Step Solution

1. Step 1: Write the proportion equation
   17,004.96 : 23,487.84 = 12,281.76 : x
2. Step 2: Convert to fraction form
   17,004.96/23,487.84 = 12,281.76/x
3. Step 3: Cross multiply
   17,004.96x = 23,487.84 × 12,281.76
4. Step 4: Simplify right side
   17,004.96x = 288,472,013.80
5. Step 5: Solve for x
   x = 288,472,013.80/17,004.96
6. Step 6: Final answer
   x = 16,963.99