Finding the Fourth Proportional to 22,451.52, 30,982.92 and 12,379.98

Step by Step Solution

1. Step 1: Write the proportion equation
   22,451.52 : 30,982.92 = 12,379.98 : x
2. Step 2: Convert to fraction form
   22,451.52/30,982.92 = 12,379.98/x
3. Step 3: Cross multiply
   22,451.52x = 30,982.92 × 12,379.98
4. Step 4: Simplify right side
   22,451.52x = 383,567,929.94
5. Step 5: Solve for x
   x = 383,567,929.94/22,451.52
6. Step 6: Final answer
   x = 17,084.27