Finding the Fourth Proportional to 23,894.73, 35,849.39 and 12,216.15

Step by Step Solution

1. Step 1: Write the proportion equation
   23,894.73 : 35,849.39 = 12,216.15 : x
2. Step 2: Convert to fraction form
   23,894.73/35,849.39 = 12,216.15/x
3. Step 3: Cross multiply
   23,894.73x = 35,849.39 × 12,216.15
4. Step 4: Simplify right side
   23,894.73x = 437,941,667.72
5. Step 5: Solve for x
   x = 437,941,667.72/23,894.73
6. Step 6: Final answer
   x = 18,327.96