Finding the Fourth Proportional to 16,402.95, 24,615.29 and 9,012.56

Step by Step Solution

1. Step 1: Write the proportion equation
   16,402.95 : 24,615.29 = 9,012.56 : x
2. Step 2: Convert to fraction form
   16,402.95/24,615.29 = 9,012.56/x
3. Step 3: Cross multiply
   16,402.95x = 24,615.29 × 9,012.56
4. Step 4: Simplify right side
   16,402.95x = 221,846,794.52
5. Step 5: Solve for x
   x = 221,846,794.52/16,402.95
6. Step 6: Final answer
   x = 13,524.81