Finding the Fourth Proportional to 16,967.71, 23,415.59 and 9,414.54

Step by Step Solution

1. Step 1: Write the proportion equation
   16,967.71 : 23,415.59 = 9,414.54 : x
2. Step 2: Convert to fraction form
   16,967.71/23,415.59 = 9,414.54/x
3. Step 3: Cross multiply
   16,967.71x = 23,415.59 × 9,414.54
4. Step 4: Simplify right side
   16,967.71x = 220,447,008.68
5. Step 5: Solve for x
   x = 220,447,008.68/16,967.71
6. Step 6: Final answer
   x = 12,992.15