Finding the Fourth Proportional to 12,084.27, 18,124.25 and 4,186.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,084.27 : 18,124.25 = 4,186.83 : x
2. Step 2: Convert to fraction form
   12,084.27/18,124.25 = 4,186.83/x
3. Step 3: Cross multiply
   12,084.27x = 18,124.25 × 4,186.83
4. Step 4: Simplify right side
   12,084.27x = 75,883,132.69
5. Step 5: Solve for x
   x = 75,883,132.69/12,084.27
6. Step 6: Final answer
   x = 6,279.50