Finding the Fourth Proportional to 22,451.16, 30,982.84 and 12,379.62

Step by Step Solution

1. Step 1: Write the proportion equation
   22,451.16 : 30,982.84 = 12,379.62 : x
2. Step 2: Convert to fraction form
   22,451.16/30,982.84 = 12,379.62/x
3. Step 3: Cross multiply
   22,451.16x = 30,982.84 × 12,379.62
4. Step 4: Simplify right side
   22,451.16x = 383,555,785.72
5. Step 5: Solve for x
   x = 383,555,785.72/22,451.16
6. Step 6: Final answer
   x = 17,084.01