Finding the Fourth Proportional to 22,584.32, 31,164.80 and 12,511.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,584.32 : 31,164.80 = 12,511.82 : x
2. Step 2: Convert to fraction form
   22,584.32/31,164.80 = 12,511.82/x
3. Step 3: Cross multiply
   22,584.32x = 31,164.80 × 12,511.82
4. Step 4: Simplify right side
   22,584.32x = 389,928,367.94
5. Step 5: Solve for x
   x = 389,928,367.94/22,584.32
6. Step 6: Final answer
   x = 17,265.45