Finding the Fourth Proportional to 111,546.27, 167,337.86 and 55,388.21

Step by Step Solution

1. Step 1: Write the proportion equation
   111,546.27 : 167,337.86 = 55,388.21 : x
2. Step 2: Convert to fraction form
   111,546.27/167,337.86 = 55,388.21/x
3. Step 3: Cross multiply
   111,546.27x = 167,337.86 × 55,388.21
4. Step 4: Simplify right side
   111,546.27x = 9,268,544,530.63
5. Step 5: Solve for x
   x = 9,268,544,530.63/111,546.27
6. Step 6: Final answer
   x = 83,091.48