Finding the Fourth Proportional to 111,538.62, 167,262.03 and 55,358.10

Step by Step Solution

1. Step 1: Write the proportion equation
   111,538.62 : 167,262.03 = 55,358.10 : x
2. Step 2: Convert to fraction form
   111,538.62/167,262.03 = 55,358.10/x
3. Step 3: Cross multiply
   111,538.62x = 167,262.03 × 55,358.10
4. Step 4: Simplify right side
   111,538.62x = 9,259,308,182.94
5. Step 5: Solve for x
   x = 9,259,308,182.94/111,538.62
6. Step 6: Final answer
   x = 83,014.37