Finding the Fourth Proportional to 100,209.15, 150,327.56 and 33,668.30

Step by Step Solution

1. Step 1: Write the proportion equation
   100,209.15 : 150,327.56 = 33,668.30 : x
2. Step 2: Convert to fraction form
   100,209.15/150,327.56 = 33,668.30/x
3. Step 3: Cross multiply
   100,209.15x = 150,327.56 × 33,668.30
4. Step 4: Simplify right side
   100,209.15x = 5,061,272,468.37
5. Step 5: Solve for x
   x = 5,061,272,468.37/100,209.15
6. Step 6: Final answer
   x = 50,507.09