Finding the Fourth Proportional to 12,380.95, 18,569.60 and 4,067.62

Step by Step Solution

1. Step 1: Write the proportion equation
   12,380.95 : 18,569.60 = 4,067.62 : x
2. Step 2: Convert to fraction form
   12,380.95/18,569.60 = 4,067.62/x
3. Step 3: Cross multiply
   12,380.95x = 18,569.60 × 4,067.62
4. Step 4: Simplify right side
   12,380.95x = 75,534,047.72
5. Step 5: Solve for x
   x = 75,534,047.72/12,380.95
6. Step 6: Final answer
   x = 6,100.83