Finding the Fourth Proportional to 111,582.74, 167,392.56 and 55,424.72

Step by Step Solution

1. Step 1: Write the proportion equation
   111,582.74 : 167,392.56 = 55,424.72 : x
2. Step 2: Convert to fraction form
   111,582.74/167,392.56 = 55,424.72/x
3. Step 3: Cross multiply
   111,582.74x = 167,392.56 × 55,424.72
4. Step 4: Simplify right side
   111,582.74x = 9,277,685,768.08
5. Step 5: Solve for x
   x = 9,277,685,768.08/111,582.74
6. Step 6: Final answer
   x = 83,146.24