Finding the Fourth Proportional to 111,987.49, 167,979.17 and 27,747.86

Step by Step Solution

1. Step 1: Write the proportion equation
   111,987.49 : 167,979.17 = 27,747.86 : x
2. Step 2: Convert to fraction form
   111,987.49/167,979.17 = 27,747.86/x
3. Step 3: Cross multiply
   111,987.49x = 167,979.17 × 27,747.86
4. Step 4: Simplify right side
   111,987.49x = 4,661,061,513.44
5. Step 5: Solve for x
   x = 4,661,061,513.44/111,987.49
6. Step 6: Final answer
   x = 41,621.27