Finding the Fourth Proportional to 22,604.25, 31,194.57 and 12,533.61

Step by Step Solution

1. Step 1: Write the proportion equation
   22,604.25 : 31,194.57 = 12,533.61 : x
2. Step 2: Convert to fraction form
   22,604.25/31,194.57 = 12,533.61/x
3. Step 3: Cross multiply
   22,604.25x = 31,194.57 × 12,533.61
4. Step 4: Simplify right side
   22,604.25x = 390,980,574.50
5. Step 5: Solve for x
   x = 390,980,574.50/22,604.25
6. Step 6: Final answer
   x = 17,296.77