Finding the Fourth Proportional to 14,667.94, 20,242.83 and 8,380.18

Step by Step Solution

1. Step 1: Write the proportion equation
   14,667.94 : 20,242.83 = 8,380.18 : x
2. Step 2: Convert to fraction form
   14,667.94/20,242.83 = 8,380.18/x
3. Step 3: Cross multiply
   14,667.94x = 20,242.83 × 8,380.18
4. Step 4: Simplify right side
   14,667.94x = 169,638,559.11
5. Step 5: Solve for x
   x = 169,638,559.11/14,667.94
6. Step 6: Final answer
   x = 11,565.26