Finding the Fourth Proportional to 33,238.86, 49,858.60 and 9,865.30

Step by Step Solution

1. Step 1: Write the proportion equation
   33,238.86 : 49,858.60 = 9,865.30 : x
2. Step 2: Convert to fraction form
   33,238.86/49,858.60 = 9,865.30/x
3. Step 3: Cross multiply
   33,238.86x = 49,858.60 × 9,865.30
4. Step 4: Simplify right side
   33,238.86x = 491,870,046.58
5. Step 5: Solve for x
   x = 491,870,046.58/33,238.86
6. Step 6: Final answer
   x = 14,798.04