Finding the Fourth Proportional to 111,987.24, 167,978.79 and 27,747.61

Step by Step Solution

1. Step 1: Write the proportion equation
   111,987.24 : 167,978.79 = 27,747.61 : x
2. Step 2: Convert to fraction form
   111,987.24/167,978.79 = 27,747.61/x
3. Step 3: Cross multiply
   111,987.24x = 167,978.79 × 27,747.61
4. Step 4: Simplify right side
   111,987.24x = 4,661,009,743.22
5. Step 5: Solve for x
   x = 4,661,009,743.22/111,987.24
6. Step 6: Final answer
   x = 41,620.90