Finding the Fourth Proportional to 22,089.59, 30,483.31 and 12,018.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,089.59 : 30,483.31 = 12,018.12 : x
2. Step 2: Convert to fraction form
   22,089.59/30,483.31 = 12,018.12/x
3. Step 3: Cross multiply
   22,089.59x = 30,483.31 × 12,018.12
4. Step 4: Simplify right side
   22,089.59x = 366,352,077.58
5. Step 5: Solve for x
   x = 366,352,077.58/22,089.59
6. Step 6: Final answer
   x = 16,584.83