Finding the Fourth Proportional to 33,066.99, 49,607.76 and 10,879.47

Step by Step Solution

1. Step 1: Write the proportion equation
   33,066.99 : 49,607.76 = 10,879.47 : x
2. Step 2: Convert to fraction form
   33,066.99/49,607.76 = 10,879.47/x
3. Step 3: Cross multiply
   33,066.99x = 49,607.76 × 10,879.47
4. Step 4: Simplify right side
   33,066.99x = 539,706,136.69
5. Step 5: Solve for x
   x = 539,706,136.69/33,066.99
6. Step 6: Final answer
   x = 16,321.60