Finding the Fourth Proportional to 22,007.30, 30,364.22 and 13,047.35

Step by Step Solution

1. Step 1: Write the proportion equation
   22,007.30 : 30,364.22 = 13,047.35 : x
2. Step 2: Convert to fraction form
   22,007.30/30,364.22 = 13,047.35/x
3. Step 3: Cross multiply
   22,007.30x = 30,364.22 × 13,047.35
4. Step 4: Simplify right side
   22,007.30x = 396,172,540.58
5. Step 5: Solve for x
   x = 396,172,540.58/22,007.30
6. Step 6: Final answer
   x = 18,001.87