Finding the Fourth Proportional to 22,086.84, 30,479.52 and 12,015.37

Step by Step Solution

1. Step 1: Write the proportion equation
   22,086.84 : 30,479.52 = 12,015.37 : x
2. Step 2: Convert to fraction form
   22,086.84/30,479.52 = 12,015.37/x
3. Step 3: Cross multiply
   22,086.84x = 30,479.52 × 12,015.37
4. Step 4: Simplify right side
   22,086.84x = 366,222,634.02
5. Step 5: Solve for x
   x = 366,222,634.02/22,086.84
6. Step 6: Final answer
   x = 16,581.03