Finding the Fourth Proportional to 30,013.72, 41,418.06 and 16,584.32

Step by Step Solution

1. Step 1: Write the proportion equation
   30,013.72 : 41,418.06 = 16,584.32 : x
2. Step 2: Convert to fraction form
   30,013.72/41,418.06 = 16,584.32/x
3. Step 3: Cross multiply
   30,013.72x = 41,418.06 × 16,584.32
4. Step 4: Simplify right side
   30,013.72x = 686,890,360.82
5. Step 5: Solve for x
   x = 686,890,360.82/30,013.72
6. Step 6: Final answer
   x = 22,885.88