Finding the Fourth Proportional to 12,123.33, 18,194.72 and 6,281.61

Step by Step Solution

1. Step 1: Write the proportion equation
   12,123.33 : 18,194.72 = 6,281.61 : x
2. Step 2: Convert to fraction form
   12,123.33/18,194.72 = 6,281.61/x
3. Step 3: Cross multiply
   12,123.33x = 18,194.72 × 6,281.61
4. Step 4: Simplify right side
   12,123.33x = 114,292,103.69
5. Step 5: Solve for x
   x = 114,292,103.69/12,123.33
6. Step 6: Final answer
   x = 9,427.45