Finding the Fourth Proportional to 57,906.22, 86,874.31 and 33,910.79

Step by Step Solution

1. Step 1: Write the proportion equation
   57,906.22 : 86,874.31 = 33,910.79 : x
2. Step 2: Convert to fraction form
   57,906.22/86,874.31 = 33,910.79/x
3. Step 3: Cross multiply
   57,906.22x = 86,874.31 × 33,910.79
4. Step 4: Simplify right side
   57,906.22x = 2,945,976,482.80
5. Step 5: Solve for x
   x = 2,945,976,482.80/57,906.22
6. Step 6: Final answer
   x = 50,874.96