Finding the Fourth Proportional to 107,974.01, 161,992.15 and 33,105.21

Step by Step Solution

1. Step 1: Write the proportion equation
   107,974.01 : 161,992.15 = 33,105.21 : x
2. Step 2: Convert to fraction form
   107,974.01/161,992.15 = 33,105.21/x
3. Step 3: Cross multiply
   107,974.01x = 161,992.15 × 33,105.21
4. Step 4: Simplify right side
   107,974.01x = 5,362,784,144.10
5. Step 5: Solve for x
   x = 5,362,784,144.10/107,974.01
6. Step 6: Final answer
   x = 49,667.36