Finding the Fourth Proportional to 16,584.96, 22,886.40 and 9,131.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,584.96 : 22,886.40 = 9,131.52 : x
2. Step 2: Convert to fraction form
   16,584.96/22,886.40 = 9,131.52/x
3. Step 3: Cross multiply
   16,584.96x = 22,886.40 × 9,131.52
4. Step 4: Simplify right side
   16,584.96x = 208,987,619.33
5. Step 5: Solve for x
   x = 208,987,619.33/16,584.96
6. Step 6: Final answer
   x = 12,601.03