Finding the Fourth Proportional to 22,407.34, 33,631.78 and 11,321.82

Step by Step Solution

1. Step 1: Write the proportion equation
   22,407.34 : 33,631.78 = 11,321.82 : x
2. Step 2: Convert to fraction form
   22,407.34/33,631.78 = 11,321.82/x
3. Step 3: Cross multiply
   22,407.34x = 33,631.78 × 11,321.82
4. Step 4: Simplify right side
   22,407.34x = 380,773,036.65
5. Step 5: Solve for x
   x = 380,773,036.65/22,407.34
6. Step 6: Final answer
   x = 16,993.23