Finding the Fourth Proportional to 108,987.18, 163,481.33 and 33,086.38

Step by Step Solution

1. Step 1: Write the proportion equation
   108,987.18 : 163,481.33 = 33,086.38 : x
2. Step 2: Convert to fraction form
   108,987.18/163,481.33 = 33,086.38/x
3. Step 3: Cross multiply
   108,987.18x = 163,481.33 × 33,086.38
4. Step 4: Simplify right side
   108,987.18x = 5,409,005,407.29
5. Step 5: Solve for x
   x = 5,409,005,407.29/108,987.18
6. Step 6: Final answer
   x = 49,629.74