Finding the Fourth Proportional to 17,667.73, 24,381.30 and 9,709.80

Step by Step Solution

1. Step 1: Write the proportion equation
   17,667.73 : 24,381.30 = 9,709.80 : x
2. Step 2: Convert to fraction form
   17,667.73/24,381.30 = 9,709.80/x
3. Step 3: Cross multiply
   17,667.73x = 24,381.30 × 9,709.80
4. Step 4: Simplify right side
   17,667.73x = 236,737,546.74
5. Step 5: Solve for x
   x = 236,737,546.74/17,667.73
6. Step 6: Final answer
   x = 13,399.43