Finding the Fourth Proportional to 22,378.34, 33,574.18 and 9,231.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,378.34 : 33,574.18 = 9,231.50 : x
2. Step 2: Convert to fraction form
   22,378.34/33,574.18 = 9,231.50/x
3. Step 3: Cross multiply
   22,378.34x = 33,574.18 × 9,231.50
4. Step 4: Simplify right side
   22,378.34x = 309,940,042.67
5. Step 5: Solve for x
   x = 309,940,042.67/22,378.34
6. Step 6: Final answer
   x = 13,850.00