Finding the Fourth Proportional to 22,379.83, 30,884.17 and 12,308.95

Step by Step Solution

1. Step 1: Write the proportion equation
   22,379.83 : 30,884.17 = 12,308.95 : x
2. Step 2: Convert to fraction form
   22,379.83/30,884.17 = 12,308.95/x
3. Step 3: Cross multiply
   22,379.83x = 30,884.17 × 12,308.95
4. Step 4: Simplify right side
   22,379.83x = 380,151,704.32
5. Step 5: Solve for x
   x = 380,151,704.32/22,379.83
6. Step 6: Final answer
   x = 16,986.35