Finding the Fourth Proportional to 33,619.50, 50,434.71 and 9,929.44

Step by Step Solution

1. Step 1: Write the proportion equation
   33,619.50 : 50,434.71 = 9,929.44 : x
2. Step 2: Convert to fraction form
   33,619.50/50,434.71 = 9,929.44/x
3. Step 3: Cross multiply
   33,619.50x = 50,434.71 × 9,929.44
4. Step 4: Simplify right side
   33,619.50x = 500,788,174.69
5. Step 5: Solve for x
   x = 500,788,174.69/33,619.50
6. Step 6: Final answer
   x = 14,895.77