Finding the Fourth Proportional to 16,667.25, 23,002.96 and 9,499.77

Step by Step Solution

1. Step 1: Write the proportion equation
   16,667.25 : 23,002.96 = 9,499.77 : x
2. Step 2: Convert to fraction form
   16,667.25/23,002.96 = 9,499.77/x
3. Step 3: Cross multiply
   16,667.25x = 23,002.96 × 9,499.77
4. Step 4: Simplify right side
   16,667.25x = 218,522,805.57
5. Step 5: Solve for x
   x = 218,522,805.57/16,667.25
6. Step 6: Final answer
   x = 13,110.91