Finding the Fourth Proportional to 17,667.84, 24,378.24 and 12,076.80

Step by Step Solution

1. Step 1: Write the proportion equation
   17,667.84 : 24,378.24 = 12,076.80 : x
2. Step 2: Convert to fraction form
   17,667.84/24,378.24 = 12,076.80/x
3. Step 3: Cross multiply
   17,667.84x = 24,378.24 × 12,076.80
4. Step 4: Simplify right side
   17,667.84x = 294,411,128.83
5. Step 5: Solve for x
   x = 294,411,128.83/17,667.84
6. Step 6: Final answer
   x = 16,663.67